Question 1: Palette 1/251

Allen MCQ

The normal Albumin/Globulin ratio in blood is :-

A

2 :1

B

1:2

C

1 :4

D

1 : 5

Question 2: Palette 2/251

Allen MCQ

Eosinophilia is caused by :-

A

Taeniasis

B

Ascariaris

C

Allergy

D

All of above

Question 3: Palette 3/251

Allen MCQ

Blood group Antigen are :-

A

Found in Hb molecule

B

Found in Plasma protein

C

Found on RBC

D

None

Question 4: Palette 4/251

Allen MCQ

In normal healthy female, the number of RBC/mm³ of blood is :

A

6.5-7.0 million

B

5.5-6.0 million

C

4.5-5.0 million

D

3.5-4.0 million

Question 5: Palette 5/251

Allen MCQ

Blood colloidal osmotic pressure mainly maintained by which plasma protein :-

A

Globulin

B

Albumin

C

Fibrinogen

D

Prothrombin

Question 6: Palette 6/251

Allen MCQ

Mammalian RBC are :-

A

Biconcave, circular, non-nucleated

B

Biconcave, Nucleated

C

Oval, Nucleated

D

None

Question 7: Palette 7/251

Allen MCQ

Globulin protein of blood plasma mainly involved in the :-

A

Clotting

B

Osmotic balance

C

Defence mechanism

D

None

Question 8: Palette 8/251

Allen MCQ

Which WBCs resist infections and are also associated with allergic reactions?

A

Lymphocytes

B

Neutrophils

C

Eosinophils

D

Monocytes

Question 9: Palette 9/251

Allen MCQ

Persons with and blood group are called universal recipients & universal donors respectively :-

A

AB⁻, O⁺

B

O⁺, AB⁻

C

O⁻, AB⁺

D

AB⁺, O⁻

Question 10: Palette 10/251

Allen MCQ

ABO blood grouping is based on :

A

Surface antibodies on RBC.

B

Surface antigen on WBC.

C

Surface antigen on RBC.

D

Plasma antigens.

Question 11: Palette 11/251

Allen MCQ

Which leucocyte has bean shaped nucleus?

A

Basophil

B

Monocyte

C

Neutrophil

D

Lymphocyte

Question 12: Palette 12/251

Allen MCQ

Smallest blood element :-

A

RBC

B

WBC

C

Platelets

D

None

Question 13: Palette 13/251

Allen MCQ

Blood clotting requires :-

A

Na⁺ + K⁺

B

Na⁺ + Prothrombin

C

Na⁺ + Thromboplastin

D

Ca⁺⁺ + Thromboplastin

Question 14: Palette 14/251

Allen MCQ

Lymph differ from blood in possessing :

A

Only WBC

B

More RBC & WBC

C

More RBC & few WBC

D

More WBC & few RBC

Question 15: Palette 15/251

Allen MCQ

Blood platelets found in :-

A

Pisces

B

Reptiles

C

Birds

D

Mammals

Question 16: Palette 16/251

Allen MCQ

Diapedesis means :-

A

Formation of WBC

B

Formation of RBC

C

Process by which certain WBCs squeeze through thin capillary wall

D

Movement of food in gut

Question 17: Palette 17/251

Allen MCQ

Process by which blood cells are formed in bone marrow :-

A

Haemopoiesis

B

Haemolysis

C

Thrombopoiesis

D

Erythroblastosis

Question 18: Palette 18/251

Allen MCQ

Largest leucocytes :-

A

Neutrophil

B

Basophil

C

Monocyte

D

Lymphocyte

Question 19: Palette 19/251

Allen MCQ

Content of haemoglobin / 100 ml of Blood -

A

15 gm

B

20 gm

C

10 gm

D

5 gm

Question 20: Palette 20/251

Allen MCQ

In comparison to WBC, RBC have :-

A

Antigen (Agglutinogen) surface on RBC

B

Carbonic anhydrase

C

Donnan's membrane

D

All of above

Question 21: Palette 21/251

Allen MCQ

One is more in lymph than blood :

A

RBC

B

Nutrients

C

Lipids

D

Oxygen

Question 22: Palette 22/251

Allen MCQ

Serum is :-

A

Blood – Blood cells

B

Plasma – Fibrinogen

C

Blood – Plasma

D

Blood - RBC

Question 23: Palette 23/251

Allen MCQ

Blood bank of body is :-

A

Liver

B

Spleen

C

Heart

D

Bone marrow

Question 24: Palette 24/251

Allen MCQ

Ist site of haemopoesis :-

A

Bone marrow

B

Spleen

C

Liver

D

Yolk sac

Question 25: Palette 25/251

Allen MCQ

Blood cells are produced by Bone marrow in

A

All bones

B

Some bones

C

Most of the bones

D

None

Question 26: Palette 26/251

Allen MCQ

Blood :—

A

Contains plasma

B

Contains corpuscles

C

Contains proteins

D

All of the above

Question 27: Palette 27/251

Allen MCQ

A reduction in platelets number causes

A

Clotting disorder

B

Immune disorder

C

Digestive disorder

D

Respiratory disorder

Question 28: Palette 28/251

Allen MCQ

Which WBC increase in Allergy?

A

Acidophil

B

Basophil

C

Lymphocyte

D

Neutrophil

Question 29: Palette 29/251

Allen MCQ

How many polypeptide chains are present in single molecule of Haemoglobin protein:-

A

1

B

3

C

4

D

2

Question 30: Palette 30/251

Allen MCQ

Thromboplastin is secreted by :—

A

Kidney

B

Platelets

C

Leucocyte

D

Erythrocyte

Question 31: Palette 31/251

Allen MCQ

Antibody are absent in which blood group:

A

A

B

B

C

AB

D

O

Question 32: Palette 32/251

Allen MCQ

Blood group 'A' can receive blood from which group :-

A

A, AB, O

B

A, 0

C

0

D

B, AB

Question 33: Palette 33/251

Allen MCQ

Which is not a plasma protein :-

A

Heparin

B

Albumin

C

Prothrombin

D

Fibrinogen

Question 34: Palette 34/251

Allen MCQ

Megakaryocyte cell is?

A

RBC producer

B

Thrombocyte producer

C

WBC producer

D

Protein producer

Question 35: Palette 35/251

Allen MCQ

Person having 'B' blood group have antibody:

A

Anti A

B

Anti B

C

Both

D

None

Question 36: Palette 36/251

Allen MCQ

In which pair erythroblastosis foetalis can occur :-

A

Rh⁺ male & Rh⁻ female

B

Rh⁻ male & Rh⁻ female

C

Rh⁺ male & Rh⁺ female

D

Rh- male & Rh⁺ female

Question 37: Palette 37/251

Allen MCQ

Blood of AB blood group can be donated to:

A

A

B

B

C

AB

D

O

Question 38: Palette 38/251

Allen MCQ

The Rh antibodies from the mother (Rh – ve) can leak into the blood of the foetus (Rh + ve) and destroy the:-

A

Foetal RBCs

B

Mother RBCs

C

Foetal WBCs

D

Both (1) and (2)

Question 39: Palette 39/251

Allen MCQ

Agranulocytes are :-

A

Eosinophils and neutrophils

B

Monocytes and lymphocytes

C

Eosinophils and lymphocytes

D

Lymphocytes and basophils.

Question 40: Palette 40/251

Allen MCQ

Platelets are a source of :

A

Fibrinogen

B

Calcium

C

Thromboplastin

D

Haemoglobin

Question 41: Palette 41/251

Allen MCQ

Which is unrelated to blood coagulation ?

A

Fibrinogen

B

Fibrin

C

Bilirubin

D

Calcium

Question 42: Palette 42/251

Allen MCQ

Which of the following are involved in body defence :-

A

Neutrophils

B

Lymphocytes

C

Macrophages

D

All the above.

Question 43: Palette 43/251

Allen MCQ

Prothrombin, albumin and fibrinogen are synthesised by :-

A

Pancreas

B

Bone marrow

C

Spleen

D

Liver

Question 44: Palette 44/251

Allen MCQ

Which one is a factor for maturation of erythrocytes?

A

Vitamin $B_12$

B

Vitamin A

C

Vitamin D

D

Vitamin C.

Question 45: Palette 45/251

Allen MCQ

In which state iron is present in haemoglobin:

A

Unionic

B

Fe²⁺

C

Fe³⁺

D

None of the above

Question 46: Palette 46/251

Allen MCQ

Immature RBCs of mammals have :

A

No nucleus

B

Single beaded nucleus

C

Many nuclei

D

Single nucleus

Question 47: Palette 47/251

Allen MCQ

Megakaryocytes :-

A

Produce leucocytes.

B

Forms blood platelets

C

Are carriers of oxygen.

D

Are carriers of carbon dioxide.

Question 48: Palette 48/251

Allen MCQ

During blood clotting, fibrin is produced by

A

Thrombin

B

Prothrombin

C

Liver

D

Proteolysis

Question 49: Palette 49/251

Allen MCQ

RBCs are nucleated in :

A

Man

B

Rabbit

C

Rat

D

Frog

Question 50: Palette 50/251

Allen MCQ

An anticoagulant is :

A

Heparin

B

Hirudin

C

EDTA

D

All the above

Question 51: Palette 51/251

Allen MCQ

Blood has a pH of :-

A

7.4

B

7.8

C

6.9

D

6.3

Question 52: Palette 52/251

Allen MCQ

The RBCs in human are :-

A

Oval

B

Circular, biconcave and nucleated

C

Circular, biconcave and nonnucleated

D

Oval, nonnucleated, Circular

Question 53: Palette 53/251

Allen MCQ

Bilirubin and biliverdin are derived from :-

A

Globin

B

Haem

C

Iron

D

Fat.

Question 54: Palette 54/251

Allen MCQ

Protein required for coagulation of blood is

A

Haemoglobin

B

Globulin

C

Fibrinogen

D

Albumin

Question 55: Palette 55/251

Allen MCQ

Globulin is :-

A

Plasma protein

B

Antigen

C

Serum

D

Found in lymphatic tissue.

Question 56: Palette 56/251

Allen MCQ

To prevent clotting, donor's blood is treated with-

A

Sodium glycocholate

B

Sodium hydroxide

C

Heparin

D

Sodium taurocholate.

Question 57: Palette 57/251

Allen MCQ

Continuous bleeding from an injured part of body is due to deficiency of :-

A

Vitamin-A

B

Vitamin-B

C

Vitamin-K

D

Vitamin-E

Question 58: Palette 58/251

Allen MCQ

Abnormal increase in number of RBC in blood is called

A

Anaemia

B

Polycythemia

C

Leukemia

D

Sarcoma

Question 59: Palette 59/251

Allen MCQ

Liquid which remain after clotting of blood is called as :-

A

Serum

B

Plasma

C

Lymph

D

Blood

Question 60: Palette 60/251

Allen MCQ

Which of the following substances, if introduced into the blood stream, would cause coagulation of blood at the site of its introduction?

A

Thromboplastin

B

Fibrinogen

C

Heparin

D

Prothrombin

Question 61: Palette 61/251

Allen MCQ

Closed circulatory system occurs in

A

Cockroach

B

Tadpole/Fish

C

Mosquito

D

Housefly

Question 62: Palette 62/251

Allen MCQ

Systemic heart refers to :-

A

The heart that contracts under stimulation from nervous system

B

Left auricle and left ventricle in higher vertebrates

C

Entire heart in lower vertebrates

D

The two ventricles together in humans

Question 63: Palette 63/251

Allen MCQ

Where is the pace maker situated :-

A

In left auricle near opening of pulmonary vein

B

In right auricle near eustachian valve

C

On inter - auricular septum

D

On inter-ventricular septum

Question 64: Palette 64/251

Allen MCQ

Papillary muscles are found in :-

A

Haemocoel of cockroach

B

Auricles of heart

C

Ventricles of heart

D

Arm

Question 65: Palette 65/251

Allen MCQ

To reach the left side of heart the blood must pass through :-

A

Sinus venosus

B

Kidneys

C

Liver

D

Lungs

Question 66: Palette 66/251

Allen MCQ

Characteristics of cardiac muscles are that they :-

A

Contract quickly and get fatigued

B

Contract quickly and do not get fatigue

C

Contract slowly and get fatigued

D

Contract slowly and do not get fatigue

Question 67: Palette 67/251

Allen MCQ

In heart of Human, bicuspid valve is situated between :-

A

Right auricle and pulmonary aorta

B

Post caval and auricle

C

Left auricle and left ventricle

D

Right auricle and right ventricle

Question 68: Palette 68/251

Allen MCQ

When the right ventricle contracts the blood is pump into :-

A

Superior vena cava

B

Dorsal aorta

C

Pulmonary aorta

D

Pulmonary veins

Question 69: Palette 69/251

Allen MCQ

Coronary artery supplies blood to :-

A

Mammary glands

B

Rib muscles

C

Skin

D

Heart muscles

Question 70: Palette 70/251

Allen MCQ

In children, heart rate is :-

A

More than adult

B

Less than adult

C

Equal to adult

D

None of these

Question 71: Palette 71/251

Allen MCQ

The wall of Human heart is thick due to presence of :-

A

Inner layer endocardium

B

Middle layer myocardium

C

Outer most layer pericardium

D

Outer layer epicardium

Question 72: Palette 72/251

Allen MCQ

The pulmonary aorta arise from :-

A

Left ventricle

B

Right ventricle

C

Left auricle

D

Right auricle

Question 73: Palette 73/251

Allen MCQ

When right ventricle of human heart contract then blood pumped into :-

A

All parts of body

B

Lungs

C

Pulmonary veins

D

Systemic aorta

Question 74: Palette 74/251

Allen MCQ

Bundle of His originates from :-

A

Sinu-auricular node

B

Auriculo-ventricular node

C

Pulmonary aorta

D

Systemic aorta

Question 75: Palette 75/251

Allen MCQ

The papillary muscles are helpful in :-

A

Movement of eye balls

B

Movement of eye lids

C

Closing & opening the valves of heart

D

Movement of pinnae

Question 76: Palette 76/251

Allen MCQ

The valves of the heart are attached to papillary muscles by :-

A

Columnae carnae

B

Chordae tendinae

C

Tendinae

D

Pectinate muscles

Question 77: Palette 77/251

Allen MCQ

Which has the thickest walls :-

A

Right auricle

B

Left auricle

C

Right ventricles

D

Left ventricle

Question 78: Palette 78/251

Allen MCQ

Blood supply to heart musculature is via :-

A

Cardiac artery

B

Coronary artery

C

Aorta

D

Pulmonary vein

Question 79: Palette 79/251

Allen MCQ

The mitral valve is supported by :-

A

Bundle of HIS

B

Ductus Arteriosus

C

Foramen ovale

D

Chordae tendinae

Question 80: Palette 80/251

Allen MCQ

Normal Heart rate in a two months old infant is

A

<72/min.

B

60 to 72/min.

C

>72/min.

D

16/min.

Question 81: Palette 81/251

Allen MCQ

The largest and the thickest heart chamber is

A

Left ventricle

B

Left atrium

C

Righ atrium

D

Right ventricle

Question 82: Palette 82/251

Allen MCQ

Pace maker is :-

A

Instrument for measuring heart beat

B

Instrument for measuring pulse rate

C

Auriculo-ventricular node that provides impulse for heart beat

D

Sino-auricular node that provides impulse for heart beat

Question 83: Palette 83/251

Allen MCQ

Tricupsid valve is found in between :

A

Sinus venosus and right auricle

B

Right auricle and right ventricle

C

Left ventricle and left auricle

D

Ventricle and aorta

Question 84: Palette 84/251

Allen MCQ

Origin of heart beat and its conduction is represented by :-

A

AV node → Bundle of His → SA node → Purkinje fibres

B

SA node → Purkinje fibres → AV node → Bundle of His

C

Purkinje fibres → AV node → AV node → Bundle of His

D

SA node → AV node → Bundle of His → Purkinje fibres

Question 85: Palette 85/251

Allen MCQ

The hormone that stimulates heart beat is:

A

Insulin

B

Adrenaline

C

Glucagon

D

Gastrin

Question 86: Palette 86/251

Allen MCQ

Heart beat is accelerated by :-

A

Sympathetic nerves and noradrenaline

B

Cranial nerves and adrenaline

C

Cranial nerves and acetylcholine

D

Sympathetic nerves and acetylcholine

Question 87: Palette 87/251

Allen MCQ

Neurogenic heart is characteristic of :-

A

Humans

B

Invertebrates

C

Rat

D

Rabbit

Question 88: Palette 88/251

Allen MCQ

In circulatory system, valves occur in

A

Heart and blood vessels of both vertebrates and invertebrates as well as vertebrate lymphatics

B

Both vertebrate and invertebrate hearts

C

Vertebrate heart only

D

Both vertebrate and invertebrate hearts and their blood vessels.

Question 89: Palette 89/251

Allen MCQ

Pericardial fluid is secreted by :-

A

Myocardium

B

Parietal peritoneum

C

Visceral peritoneum

D

Pericardium

Question 90: Palette 90/251

Allen MCQ

Which one generates heart beat?

A

Purkinje fibres

B

Cardiac branch of vagus nerve

C

SA node

D

AV node

Question 91: Palette 91/251

Allen Match the Columns

Match the Column-I with Column-II:

Column-I	Column-II
(A) Superior Vena Cava/SVC (B) Inferior Vena Cava/IVC (C) Pulmonary Artery (D) Pulmonary Vein	(P) Carries deoxygenated blood to lungs (Q) Carries oxygenated blood from lungs (R) Brings deoxygenated blood from lower parts of body to right atrium (S) Brings deoxygenated blood from upper parts of body into right atrium

A

a—q, b—s, c—r, d—p

B

a—s, b—p, c—q, d—r

C

a—s, b—r, c—p, d—q

D

a—s, b—p, c—r, d—q

Question 92: Palette 92/251

Allen MCQ

Blood vessel which brings oxygenated blood to left auricle is :-

A

Precaval vein/SVC

B

Post caval vein/IVC

C

Pulmonary vein

D

Pulmonary artery

Question 93: Palette 93/251

Allen MCQ

Bundle of His is a network of :-

A

Muscle fibres distributed throughout the heart walls

B

Muscle fibres found only in the inter ventricular septum

C

Nerve fibres distributed in ventricles

D

Nerve fibres found throughout the heart

Question 94: Palette 94/251

Allen MCQ

The cardiac impulse that results into the heart beat is delayed at :-

A

Internodal tract

B

AV node

C

Bundle of His

D

Purkinje fibres

Question 95: Palette 95/251

Allen MCQ

Bicuspid (mitral) valve guards the opening in mammals between :-

A

Left atrium and left ventricle

B

Pulmonary vein and left auricle

C

Stomach and intestine

D

Right atrium and right ventricle

Question 96: Palette 96/251

Allen MCQ

"Bundle of His" are :-

A

nervous tissue supplied to ventricles

B

nervous tissue supplied to heart

C

muscular tissue supplied to ventricles

D

muscular tissue supplied to heart

Question 97: Palette 97/251

Allen MCQ

The heart beat of which animal is myogenic in nature :-

A

Cockroach

B

Leech

C

Elephant

D

All of these

Question 98: Palette 98/251

Allen MCQ

Blood pressure and heart beat is influenced by:

A

Insulin

B

Adrenaline

C

Optic nerve

D

Growth hormone

Question 99: Palette 99/251

Allen MCQ

The heart sound "DUP" is produced when :-

A

Mitral valve opens

B

Mitral valve closes

C

Semilunar valve at the base of aorta closes

D

Tricuspid valve opens

Question 100: Palette 100/251

Allen MCQ

When heart beat decreases than normal is called -

A

Bradycardia

B

Tachycardia

C

Hypocardia

D

Nicardia

Question 101: Palette 101/251

Allen MCQ

The 'Lubb' and "Dup" heart sound are due to:-

A

Opening of heart valves

B

Action of papillary muscles

C

Closing of heart valves

D

Activity of pace maker

Question 102: Palette 102/251

Allen MCQ

Normal Cardiac output is :-

A

15 Litres/min.

B

5 Litres × 72/min.

C

5 Litres/min.

D

5/72 Litres/min.

Question 103: Palette 103/251

Allen MCQ

Acetylcholine causes :-

A

Bradycardia

B

Tachycardia

C

Both

D

None

Question 104: Palette 104/251

Allen MCQ

Ist Heart sound is :-

A

'LUBB'at end of systole

B

'DUBB' at end of systole

C

'LUBB' at beginning of Ventricular systole

D

'DUP' at beginning of Ventricular systole

Question 105: Palette 105/251

Allen MCQ

Heart beat becomes faster on stimulation by

A

Sympathetic nerves and adrenaline

B

Sympathetic and parasympathetic nerves

C

Parasympathetic nerves and epinephrine

D

Parasympathetic nerves and acetylcholine

Question 106: Palette 106/251

Allen MCQ

The sound of lubb is produced during closure of :

A

Bicuspid valve

B

Tricuspid valve

C

Semilunar valves

D

Both (1) and (2)

Question 107: Palette 107/251

Allen MCQ

In diastole, the Heart is filled with the blood. This blood is :-

A

Deoxygenated

B

Venous blood

C

Oxygenated blood

D

Partial oxygenated blood

Question 108: Palette 108/251

Allen MCQ

in human oxygenated blood flows from

A

Left auricle to left ventricle during auricular systole

B

Right auricle to right ventricle during ventricular systole

C

Right ventricle to aorta during ventricular systole

D

Pulmonary vein to left auricle during auricular systole

Question 109: Palette 109/251

Allen MCQ

A heart "murmur" disorder indicates a defect of :-

A

Bundle of His

B

Heart valves

C

Sinuauricular node

D

Atrioventricular node

Question 110: Palette 110/251

Allen MCQ

Blood enters into the heart because muscles of :

A

Atria relax

B

Ventricle contract

C

Ventricle relax

D

Atria contract

Question 111: Palette 111/251

Allen MCQ

Blood Capillaries are made of :-

A

Endothelium and thin coat of connective tissue

B

Endothelium and thin coat of muscle fibres

C

Endothelium and thin coat of connective tissue and muscle fibres.

D

Only endothelium

Question 112: Palette 112/251

Allen MCQ

Cardiac center is present in :

A

Cerebrum

B

Medulla oblongata

C

Pons

D

Epithalamus

Question 113: Palette 113/251

Allen MCQ

Pulmonary veins are those which :-

A

Carry deoxygenated blood from lungs to heart

B

Carrying oxygenated blood From lungs to heart

C

Carry deoxygenated blood from heart to lung

D

Carry oxygenated blood from heart to lungs

Question 114: Palette 114/251

Allen MCQ

Oxygenated blood is carried by :-

A

Pulmonary artery

B

Pulmonary vein

C

Renal vein

D

Hepatic portal vein

Question 115: Palette 115/251

Allen MCQ

Lymph can be defined as :-

A

Blood minus corpuscles

B

Blood minus Plasma

C

Blood minus WBC

D

Blood minus RBC & Platelets B

Question 116: Palette 116/251

Allen MCQ

Which has no muscular walls :-

A

Capillary

B

Arteriole

C

Veins

D

Artery

Question 117: Palette 117/251

Allen MCQ

Pulse beat is measured in :-

A

Veins

B

Artery (Radial)

D

Nerve (4) Capillary

Question 118: Palette 118/251

Allen MCQ

In which of the following character a vein differs from an artery :-

A

Having valves to control flow of blood

B

Having narrow lumen

C

Having muscular wall

D

Having pigmented wall to give dark look

Question 119: Palette 119/251

Allen MCQ

Systolic pressure is higher than diastolic pressure due to :-

A

Volume of blood in the heart is greater during systole

B

Arteries contract during systole

C

Blood vessels offer resistance to flowing blood during systole

D

Blood is forced into arteries during systole.

Question 120: Palette 120/251

Allen MCQ

The hepatic portal system is :-

A

Between digestive tract and hypothalamus

B

Between digestive tract and liver

C

Between liver and hypothalamus

D

Between liver and Pituitary

Question 121: Palette 121/251

Allen MCQ

Which artery supplies blood to the diaphragm :-

A

Phrenic

B

Splenic

C

Renal

D

Caudal

Question 122: Palette 122/251

Allen MCQ

Which one of the following organ can be called a sort of "blood bank"?

A

Heart

B

Liver

C

Spleen

D

Lungs

Question 123: Palette 123/251

Allen MCQ

All arteries carry oxygenated blood except:

A

Systemic

B

Hepatic

C

Pulmonary

D

Cardiac

Question 124: Palette 124/251

Allen MCQ

Coagulation of lymph is :-

A

Faster than blood

B

Not possible

C

Slower than blood

D

A passive process

Question 125: Palette 125/251

Allen MCQ

An artery can be distinguished from a vein in having

A

Thicker wall

B

Lesser lumen

C

No valves

D

All of the above

Question 126: Palette 126/251

Allen MCQ

Removal of which organ will have least effect in an adult Human :-

A

Spleen

B

Liver

C

Pancreas

D

Pituitary

Question 127: Palette 127/251

Allen MCQ

Which one of the following is the main graveyard of RBC :-

A

Bone marrow

B

Spleen

C

Liver

D

Kidney

Question 128: Palette 128/251

Allen MCQ

A portal system is that in which :-

A

A vein begins from an organ and ends in heart

B

An artery breaks up in an organ & restarts by the union of its capillaries

C

The blood from gut is brought in to kidneys before it is poured in to heart

D

A vein breaks up in an organ into capillaries & restarts by their union as a new vein in the same organ

Question 129: Palette 129/251

Allen MCQ

indicate correct statement for human

A

Arteries always carry oxygenated blood while veins always carry deoxygenated blood

B

Venous blood is returned to left auricle

C

Arteries are provided with valves while veins are devoid of valves

D

Arteries always carry blood away from the heart, while veins always carry blood towards the heart

Question 130: Palette 130/251

Allen MCQ

Blood circulation that starts in capillaries and ends in capillaries is called :-

A

Portal circulation

B

Hepatic circulation

C

Cardiac arrest

D

Coronary circulation

Question 131: Palette 131/251

Allen MCQ

What is true about vein

A

All veins carry deoxygenated blood

B

All veins carry oxygenated blood

C

They carry blood from organs towards heart

D

They carry blood from heart towards organs

Question 132: Palette 132/251

Allen MCQ

In mammals the role of spleen is :-

A

Graveyard of RBC

B

Reservoir of blood

C

Haemopoietic organ

D

All of the above

Question 133: Palette 133/251

Allen MCQ

Which of the following is valve less?

A

Arteries

B

Veins

C

Lymphatics

D

Chambers in Heart

Question 134: Palette 134/251

Allen MCQ

Which of the following carries only deoxygenated blood?

A

Carotid artery

B

Pulmonary artery

C

Pulmonary vein

D

Aorta

Question 135: Palette 135/251

Allen MCQ

Pericardium in made up of -

A

Simple cuboidal epithelium

B

Simple squamous epithelium

C

Simple columnar epithelium

D

Stratified squamous epithelium

Question 136: Palette 136/251

Allen MCQ

Lymph :

A

Transports O₂ to brain

B

Transports CO₂ to lungs

C

Returns interstitial fluid to blood

D

Returns RBCs and WBCs to lymph nodes

Question 137: Palette 137/251

Allen MCQ

Glucose is carried from digestive tract to liver by-

A

Hepatic artery

B

Hepatic portal vein

C

Pulmonary vein

D

Pulmonary artery

Question 138: Palette 138/251

Allen MCQ

Pulmonary artery differs from pulmonary vein in having

A

Thick wall

B

Thin wall

C

Valves

D

Both 2 and 3

Question 139: Palette 139/251

Allen MCQ

All veins have deoxygenated blood except

A

Renal vein

B

Hepatic vein

C

Hepatic portal vein

D

Pulmonary veins

Question 140: Palette 140/251

Allen MCQ

Normal pulse pressure is

A

80 mm Hg

B

120 mm Hg

C

40 mm Hg

D

320 mm Hg

Question 141: Palette 141/251

Allen MCQ

Fully digested food reaches to liver by :-

A

Hepatic portal vein

B

Hepatic artery

C

Hepatic vein

D

All the above

Question 142: Palette 142/251

Allen MCQ

Which of the following statement is true for Lymph?

A

WBC and serum

B

All components of blood except RBCs, Platelets and some proteins

C

RBCs, WBCs and Plasma

D

RBCs, Proteins and Platelets

Question 143: Palette 143/251

Allen MCQ

Lymph vessels pour their materials in :-

A

Sub clavian vein

B

Pulmonary artery

C

Artery which enters in legs

D

Right ventricle

Question 144: Palette 144/251

Allen MCQ

Hepatic portal system starts from :-

A

Digestive system to liver

B

Kidney to liver

C

Liver to heart

D

Liver to kidney

Question 145: Palette 145/251

Allen MCQ

Blood leaving liver and moving to heart will have more concentration of :-

A

Bile

B

Urea

C

Glycogen

D

Amino acid

Question 146: Palette 146/251

Allen MCQ

In the veins, the blood is under low pressure and blood flow is______due to this pressure.

A

Slow

B

Rapid

C

Frequently

D

Remains constant

Question 147: Palette 147/251

Allen MCQ

The structure of which of the following consist of a layer of single cell thickness ?

A

Blood capillary

B

Artery

C

Aorta

D

arteriole

Question 148: Palette 148/251

Allen MCQ

Coronary artery disease is due to :

A

Streptococci bacteria

B

Inflammation of pericardium

C

Weakening of the heart valves

D

Insufficient blood supply to the heart muscles

Question 149: Palette 149/251

Allen MCQ

An artery is s vessel that carries blood:

A

Away from the heart

B

Towards to heart

C

Which is deoxygenated without any exception

D

none of these

Question 150: Palette 150/251

Allen MCQ

Which one indicates the hypertension ?

A

90/60

B

120/85

C

110/70

D

140/100

Question 151: Palette 151/251

Allen MCQ

How do parasympathetic neural signals affect the working of the heart?

A

Reduce both heart rate and cardiac output.

B

Heart rate is increased without affecting the cardiac output.

C

Both heart rate and cardiac output increase.

D

Heart rate decreases but cardiac output increases.

Question 152: Palette 152/251

Allen MCQ

Blood pressure in the mammalian aorta is maximum during :

A

Diastole of the right ventricle

B

Systole of the left ventricle

C

Diastole of the right atrium

D

Systole of the left atrium

Question 153: Palette 153/251

Allen MCQ

Blood pressure in the pulmonary artery is :-

A

same as that in the aorta.

B

more than that in the carotid.

C

more than that in the pulmonary vein.

D

less than that in the venae cavae.

Question 154: Palette 154/251

Allen MCQ

Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body.

A

Neutrophils

B

Thrombocytes

C

Erythrocytes

D

Leucocytes

Question 155: Palette 155/251

Allen MCQ

Serum differs from blood in :-

A

Lacking clotting factors

B

Lacking antibodies

C

Lacking globulins

D

Lacking albumins

Question 156: Palette 156/251

Allen MCQ

Adult human RBCs are enucleated. Which of the following statement(s) is/are most appropriate explanation for this feature ?
(a) They do not need to reproduce (b) They are somatic cells (c) They do not metabolize (d) All their internal space is available for oxygen transport

A

only (a)

B

(a), (c) and (d)

C

(b) and (c)

D

only (d)

Question 157: Palette 157/251

Allen MCQ

The hepatic portal vein drains blood to liver from :

A

Stomach

B

Kidneys

C

Intestine

D

Heart

Question 158: Palette 158/251

Allen Match the Columns

Match the items given in Column I with those in Column Il and select the correct option given below: Match
with :

Column-I	Column-II
(A) Tricuspid valve (B) Bicuspid valve (C) Semilunar valve	(I) Between left atrium and left ventricle (II) Between right ventricle and pulmonary artery (III) Between right atrium and right ventricle

A

A-III, B-I, C-II

B

A-I, B-III, C-II

C

A-I, B-II, C-III

D

A-II, B-I, C-III

Question 159: Palette 159/251

Allen Match the Columns

Match the items given in Column I with those in Column Il and select the correct option given below :- Match
with :

Column-I	Column-II
(A) Fibrinogen (B) Globulin (C) Albumin	(I) Osmotic balance (II) Blood clotting (III) Defence mechanism

A

A-III, B-II, C-I

B

A-I, B-II, C-III

C

A-I, B-III, C-II

D

A-II, B-III, C-I

Question 160: Palette 160/251

Allen Match the Columns

Match the Column - I with Column -II.

Column-I	Column-II
(A) P-wave (B) QRS complex (C) T-wave (D) Reduction in the size of T-wave	(I) Depolarisation of ventricles (II) Repolarisation of ventricles (III) Coronary ischemia (IV) Depolarisation of atria (V) Repolarisation of atria

A

A-IV, B-I, C-II, D-III

B

A-IV, B-I, C-II, D-V

C

A-II, B-I, C-V, D-III

D

A-II, B-III, C-V, D-IV

Question 161: Palette 161/251

Allen MCQ

All the components of the nodal tissue are auto excitable. Why does the SA node act as the normal pacemakar?

A

SA node has the lowest rate of depolarisation.

B

SA node is the only component to generate the threshold potential

C

Only SA node can convey the action potential to the other components.

D

SA node has the highest rate of depolarisation.

Question 162: Palette 162/251

Allen MCQ

A specialised nodal tissue embedded in the lower corner of the right atrium, close to Atrio-ventricular septum, delays the spreading of impulses to heart apex for about 0.1 sec. The delay allows.

A

blood to enter aorta.

B

the ventricles to empty completely.

C

blood to enter pulmonary arteries.

D

the atria to empty completely.

Question 163: Palette 163/251

Allen Match the Columns

Match the following columns and select the correct option. Match Column-I with Column-II"

Column-I	Column-II
(A) Eosinophils (B) Basophils (C) Neutrophils (D) Lymphocytes	(I) Immune response (II) Phagocytosis (III) Release histaminase, destructive enzymes (IV) Release granules containing histamine

A

A-II, B-I, C-III, D-IV

B

A-III, B-IV, C-II, D-I

C

A-IV, B-I, C-II, D-III

D

A-I, B-II, C-IV, D-III

Question 164: Palette 164/251

Allen MCQ

Which of the following conditions cause erythroblastosis foetalis ?

A

Mother Rh⁺ve and foetus Rh⁻ve

B

Mother Rh⁻ve and foetus Rh⁺ve

C

Both mother and foetus Rh⁻ve

D

Both mother and foetus Rh⁺ve

Question 165: Palette 165/251

Allen MCQ

Persons with 'AB' blood group are called as 'Universal recipients'. This is due to :-

A

Absence of antigens A and B on the surface of RBCs

B

Absence of antigens A and B in plasma

C

Presence of antibodies, anti-A and anti-B, on RBCs

D

Absence of antibodies, anti-A and anti-B, in plasma

Question 166: Palette 166/251

Allen MCQ

Which enzyme is responsible for the conversion of inactive fibrinogens to fibrins?

A

Thrombin

B

Renin

C

Epinephrine

D

Thrombokinase

Question 167: Palette 167/251

Allen MCQ

Which one of the following statements is correct?

A

The tricuspid and the bicuspid valves open due to the pressure exerted by the simultaneous contraction of the atria

B

Blood moves freely from atrium to the ventricle during joint diastole.

C

Increased ventricular pressure causes closing of the semilunar valves.

D

The atrio-ventricular node (AVN) generates an action potential to stimulate atrial contraction

Question 168: Palette 168/251

Allen MCQ

Given below are two statements: Statement I: The coagulum is formed of network of threads called thrombins. Statement II: Spleen is the graveyard of erythrocytes. In the light of the above statements, choose the most appropriate answer from the options given below:

A

Both Statement I and Statement Il are incorrect

B

Statement I is correct but Statement II is incorrect

C

Statement I is incorrect but Statement II is correct

D

Both Statement I and Statement II are correct

Question 169: Palette 169/251

Allen MCQ

A unique vascular connection between the digestive tract and liver is called

A

Hepato-pancreatic system

B

Hepatic portal system

C

Renal portal system

D

Hepato-cystic system

Question 170: Palette 170/251

Allen MCQ

Arrange the following formed elements in the decreasing order of their abundance in blood in humans :
(a) Platelets (b) Neutrophils (c) Erythrocytes (d) Eosinophils (e) Monocytes
Choose the most appropriate answer from the options given below :-

A

(c), (a), (b), (e), (d)

B

(c), (b), (a), (e), (d)

C

(d), (e), (b), (a), (c)

D

(a), (c), (b), (d), (e)

Question 171: Palette 171/251

Allen Match the Columns

Match Column-I with Column-II.

Column-I	Column-II
(A) P-wave (B) Q-wave (C) QRS complex (D) T-wave	(I) Beginning of systole (II) Repolarisation of ventricles (III) Depolarisation of atria (IV) Depolarisation of ventricles

A

A-IV, B-III, C-II, D-I

B

A-II, B-IV, C-I, D-III

C

A-I, B-II, C-III, D-IV

D

A-III, B-I, C-IV, D-II

Question 172: Palette 172/251

Allen MCQ

Which of the following statements are correct? A. Basophils are most abundant cells of the total WBCs B. Basophils secrete histamine, serotonin and heparin C. Basophils are involved in inflammatory response D. Basophils have kidney shaped nucleus E. Basophils are agranulocytes Choose the correct answer from the options given below:

A

C and E only

B

B and C only

C

A and B only

D

D and E only

Question 173: Palette 173/251

Allen Match the Columns

Match Column-I with Column-II. Choose the correct answer from the options given below : Match Column-I with
:

Column-I	Column-II
(A) P-wave (B) QRS complex (C) T wave (D) End of T wave	(I) Depolarisation of ventricles (II) End of systole (III) Depolarisation of atria (IV) Repolarisation of ventricles

A

A-IV, B-I, C-III, D-II

B

A-I, B-IV, C-II, D-II

C

A-IV, B-III, C-I, D-II

D

A-III, B-I, C-IV, D-II

Question 174: Palette 174/251

Allen Match the Columns

Match Column-I with Column-II. Choose the correct answer from the options given below :-

Column-I	Column-II
(A) Eosinophils (B) Lymphocytes (C) Neutrophils (D) Monocytes	(I) 6–8% (II) 2–3% (III) 20–25% (IV) 60–65%

A

A-IV, B-I, C-II, D-II

B

A-IV, B-I, C-III, D-II

C

A-II, B-III, C-IV, D-I

D

A-II, B-III, C-I, D-IV

Question 175: Palette 175/251

Allen MCQ

Following are the stages of pathway for conduction of an action potential through the heart :- A. AV bundle B. Purkinje fibres C. AV node D. Bundle branches E. SA node Choose the correct sequence of pathway from the options given below:-

A

E-C-A-D-B

B

A-E-C-B-D

C

B-D-E-C-A

D

E-A-D-B-C

Question 176: Palette 176/251

Allen Match the Columns

Match Column-I with Column-II. Choose the correct answer from the options given below :-
Normal Heart rate in a two months old infant is

Column-I	Column-II
(A) P wave (B) QRS complex (C) T wave (D) T-P gap	(I) Heart muscles are electrically silent. (II) Depolarisation of ventricles. (III) Depolarisation of atria. (IV) Repolarisation of ventricles.

A

A-I, B-III, C-IV, D-II

B

A-III, B-II, C-IV, D-I

C

A-II, B-III, C-I, D-IV

D

A-IV, B-II, C-I, D-III

Question 177: Palette 177/251

Allen MCQ

A person with blood group A Rh- can receive the blood transfusion from which of the following types? A. B Rh⁻ B. AB Rh⁻ C. O Rh⁻ D. A Rh⁻ Choose the correct answer from the options given below :-

A

D and E only

B

D only

C

A and B only

D

C and D only

Question 178: Palette 178/251

Allen MCQ

'Lub' sound of Heart is caused by the

A

closure of the semilunar valves.

B

opening of tricuspid and bicuspid valves.

C

opening of the semilunar valves.

D

closure of the tricuspid and bicuspid valves.

Question 179: Palette 179/251

Allen MCQ

Which of the following WBCs are phagocytic cells.
(a) Monocytes
(b) Neutrophils
(c) Basophils
(d) Eosinophils

A

Only (a)

B

(a) and (b)

C

(a) and (c)

D

(c) and (d)

Question 180: Palette 180/251

Allen MCQ

Identify A, B and C in the given below blood clotting process. Damaged platelets (release)

A

A-Thromboplastin, B-Prothrombin, C-Fibrinogen

B

A-Thrombin, B-Fibrinogen, C-Thrombokinase

C

A-Thromboplastin, B-Thrombin, C-Fibrinogen

D

A-Prothrombin, B-Thrombin, C-Fibrinogen

Question 181: Palette 181/251

Allen MCQ

Platelets are cells fragments produced from:-

A

Thrombocytes

B

Megakaryocytes

C

Monocytes

D

Mast cell

Question 182: Palette 182/251

Allen MCQ

Read the following statements (A-D) :- A. RBCs are the most abundant of all the cells in blood B. A healthy adult man has on an average 5 billions to 5.5 billions of RBCs mm⁻³ of blood C. RBCs are formed in liver in the adults D. RBCs are devoid of nucleus in most of the mammals and are biconcave in shape How many of the above statements are incorrect

A

Four

B

Three

C

Two

D

One

Question 183: Palette 183/251

Allen MCQ

Erythroblastosis foetalis can be avoided by administering..tothe mother immediately after the delivery of first child:-

A

Vitamins

B

Antibiotics

C

Anti-Rh antibodies

D

Rh-antigen

Question 184: Palette 184/251

Allen MCQ

Read the following (A - D) Statements :-
(A) Plasma is a straw coloured, viscous fluid constituting 55 percent of the blood.
(B) 90-92 percent of plasma is water and proteins contribute 6-8 percent of it
(C) Globulins are needed for clotting or coagulation of Blood
(D) Fibrinogens are primarily involved in defence mechanism of the body.
How many of the above statements are correct:

A

Four

B

Three

C

Two

D

One

Question 185: Palette 185/251

Allen MCQ

Which of the following is incorrect match of W.B.Cs with its functions :-

A

Neutrophils - Phagocytic cells

B

Eosinophils - Resist infections and are also associated with allergic reactions

C

Basophils – Secrete histamine serotonin and Heparin

D

T-Lymphocytes – Produce antibodies

Question 186: Palette 186/251

Allen MCQ

The state of heart when it is not pumping blood effectively enough to meet the needs of the body, is :-

A

Heart attack

B

Cardiac arrest

C

Angina pectoris

D

Heart Failure

Question 187: Palette 187/251

Allen MCQ

The opening between the right atrium and the right ventricle is guarded by :-

A

Tricuspid valve

B

Bicuspid value

C

Semilunar valve

D

Eustachian valve

Question 188: Palette 188/251

Allen MCQ

Incomplete double circulation is found in :-

A

Reptiles and Birds

B

Amphibian and Reptiles

C

Birds and Mammals

D

Fish and Amphibia

Question 189: Palette 189/251

Allen MCQ

The first heart sound is associated with :-

A

Closure of the semilunar valves

B

Closure of the tricuspid and bicuspid valves

C

Opening of the semilunar valves

D

Opening of the eustachian valve

Question 190: Palette 190/251

Allen Match the Columns

Correctly match Column-I with Column-II

Column-I	Column-II
(A) Cardiac arrest (B) Heart failure (C) Heart attack (D) Angina	(I) Heart not pumping blood effectively (II) Heart muscle is suddenly damaged (III) Acute chest pain (IV) Heart stops beating

A

A-I, B-II, C-III, D-IV

B

A-IV, B-II, C-I, D-III

C

A-IV, B-I, C-II, D-III

D

A-II, B-III, C-I, D-IV

Question 191: Palette 191/251

Allen Match the Columns

Match the Column-I with Column-II.

Column-I	Column-II
(A) Fish (B) Amphibia (C) Birds	(I) 3-chambered heart (II) Incomplete double circulation (III) 4-chambered heart (IV) Single circulation (V) 2-chambered heart (VI) Double circulation

A

A-I, II, B-III, VI, C-IV, V

B

A-I, IV, B-V, II, C-III, VI

C

A-V, IV, B-I, II, C-III, VI

D

A-III, II, B-I, IV, C-V, VI

Question 192: Palette 192/251

Allen MCQ

In which the following can increase the rate of heart beat?
(A) Sympathetic neural signals. (B) Parasympathetic neural signals. (C) Adrenal medullary hormones. (D) Vagus nerve. (E) Thyroxine hormone (F) Acetylcholine

A

A, C, E

B

D, E, F

C

A, C, D

D

B, D, F

Question 193: Palette 193/251

Allen MCQ

During joint diastole :-

A

Tricuspid and bicuspid valves are open

B

Semilunar valves are closed

C

All the four chambers of heart are in a relaxed state.

D

All of the above

Question 194: Palette 194/251

Allen MCQ

Which is responsible for initiating and maintaining the rhythmic contractile activity of the heart?

A

Sino-atrial node (SAN)

B

Atrio-ventricular node (AVN)

C

Purkinje fibres

D

Bundle of his

Question 195: Palette 195/251

Allen MCQ

In which the following has the ability to generate action potentials without any external stimuli?

A

Sino-atrial node (SAN)

B

Atrio-ventricular node (AVN)

C

Purkinje fibres

D

All of the above

Question 196: Palette 196/251

Allen MCQ

which information is incorrect about cardiac out put

A

it's average value is 5000 ml

B

The stroke volume multiplied by the heart rate, gives the cardiac output.

C

It is the volume of blood pumped out by each ventricle per minute.

D

The body has no ability to alter the cardiac output.

Question 197: Palette 197/251

Allen MCQ

Birds and Mammals have :-

A

Single and closed type circulation

B

Double and open type circulation

C

Double and closed type circulation

D

Single and open type circulation

Question 198: Palette 198/251

Allen MCQ

Open circulatory system is present in :-

A

Annelids and Chordates

B

Annelids and Arthropods

C

Arthropods and Chordates

D

Arthropods and Mollusca

Question 199: Palette 199/251

Allen MCQ

identify the correct sequence of event in a cardiac cycle

A

Joint diastole → Atrial diastole → Ventricular systole

B

Joint diastole → Atrial diastole → Ventricular systole

C

Ventricular systole → Atrial systole → Joint diastole

D

Atrial systole → Joint diastole → Ventricular systole

Question 200: Palette 200/251

Allen MCQ

During ventricular systole :-

A

Semilunar valves are closed

B

About 30 percent blood is pumped into aorta from ventricles.

C

Tricuspid and Bicuspid valves are closed

D

Ventricular pressure declines

Question 201: Palette 201/251

Allen MCQ

The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is :-

A

SA Node, AV Node, Purkinje fiber, AV Bundle

B

SA Node, Purkinje fiber, AV Node, AV Bundle

C

SA Node, AV Node, AV Bundle, Purkinje fiber

D

SA Node, Purkinje fiber, AV Bundle, AV Node

Question 202: Palette 202/251

Allen MCQ

The second heart sound (dup) is associated with the closure of

A

Tricuspid valve

B

Semilunar valves

C

Bicuspid valve

D

Tricuspid and bicuspid valves.

Question 203: Palette 203/251

Allen Match the Columns

Match the terms given under Column-I with their functions given under Column-II and select the answer from the options given below:

Column-I	Column-II
(A) Lymphatic System (B) Pulmonary vein (C) Thrombocytes (D) Lymphocytes	(I) Carries oxygenated blood (II) Immune Response (III) To drain back the tissue fluid to the circulatory system (IV) Coagulation of blood

A

A-I, B-II, C-III, D-IV

B

A-III, B-I, C-IV, D-II

C

A-III, B-I, C-II, D-IV

D

A-II, B-I, C-III, D-IV

Question 204: Palette 204/251

Allen MCQ

Cardiac activity could be moderated by the autonomous neural system. Tick the correct answer :-

A

The parasympathetic system stimulates heart rate and stroke volume

B

The sympathetic system stimulates heart rate and stroke volume

C

The parasympathetic system decreases the heart rate but increase stroke volume

D

The sympathetic system decreases the heart rate but increase stroke volume

Question 205: Palette 205/251

Allen MCQ

Which among the following is correct during each cardiac cycle ?

A

The volume of blood pumped out by the Rt and Lt ventricles is same.

B

The volume of blood pumped out by the Rt and Lt ventricles is different

C

The volume of blood received by each atrium is different

D

The volume of blood received by the aorta and pulmonary artery is different

Question 206: Palette 206/251

Allen MCQ

Blood platelets are found only in the blood of :-

A

Birds

B

Reptiles

C

Mammals

D

Amphibians

Question 207: Palette 207/251

Allen MCQ

What is the main difference in human and frog RBC?

A

Human RBC are non-nucleated

B

Haemoglobin is found only in human RBC

C

Human RBC have nucleus

D

Human RBC are multinucleated

Question 208: Palette 208/251

Allen MCQ

Prothrombin is found in :-

A

Intestine and helps in cellulose digestion

B

Liver and helps in production of bile

C

Blood and gives red colour

D

Blood and helps in blood clotting

Question 209: Palette 209/251

Allen MCQ

Which type of WBCs are most abundant in blood of rabbit and other vertebrates?

A

Acidophils

B

Basophils

C

Lymphocytes

D

Neutrophils

Question 210: Palette 210/251

Allen MCQ

The basophils of white blood cells liberates or secretes :-

A

Heparin

B

Serotonin

C

Histamine

D

All of these

Question 211: Palette 211/251

Allen MCQ

Circular, biconcave and non-nucleated RBC's are found in

A

Rat

B

Rabbit

C

Man

D

All of the above

Question 212: Palette 212/251

Allen MCQ

In the ABO blood system, you normally type blood group of following types :-

A

A

B

B, AB

C

ABO

D

A, B, AB or O

Question 213: Palette 213/251

Allen MCQ

Read the following statements and choose the correct option -
(a) Plasma consists of nearly 45% part of blood (b) Fibrinogen, albumin & globulin are major proteins of plasma (c) Albumin helps in osmotic balance & retention of water in plasma (d) Plasma without the clotting factors is called serum

A

only b and c correct

B

b, c & d correct

C

a, b & c correct

D

only c & d correct

Question 214: Palette 214/251

Allen MCQ

Which of the following should be avoided in biological marriages?

A

A⁺ boy and A⁺ girl

B

A⁺ boy and A− girl

C

O+ boy and O+ girl

D

O⁻ boy and O+ girl

Question 215: Palette 215/251

Allen MCQ

After examining the blood group of husband and wife, the doctor advised them not to have more than one child. The blood groups of the couple are likely to be :

A

Male Rh- and female Rh⁺

B

Female Rh⁻ and male Rh⁺

C

Male Rh⁺ and female Rh⁺

D

Male Rh⁻ and female Rh-

Question 216: Palette 216/251

Allen MCQ

Mammalian RBC is :-

A

Biconcave, circular, non-Nucleated

B

Biconcave, Nucleated

C

Oval Nucleated

D

Biconvex and nucleated

Question 217: Palette 217/251

Allen MCQ

Which one of the following is agranulocyte?

A

Neutrophil

B

Eosinophil

C

Basophil

D

Monocyte

Question 218: Palette 218/251

Allen MCQ

Which among of the following is incorrect about platelets?

A

Also known as Thrombocytes.

B

Normal platelets count is 1.5 - 3.5 lakh/mm³ of blood.

C

They are nucleated cell fragments.

D

Platelets are only found in mammals.

Question 219: Palette 219/251

Allen MCQ

The valve that checks the back flow of blood from left ventricle to left atrium and is having two cusps :-

A

Tricuspid valve

B

Mitral valve

C

Pulmonary semilunar valve

D

Aortic semilunar valve

Question 220: Palette 220/251

Allen MCQ

Which of the following receives oxygenated blood from the lungs through pulmonary veins?

A

Left atrium

B

Right atrium

C

Both left and right atrium

D

Statement is wrong because left atrium receive deoxygenated blood

Question 221: Palette 221/251

Allen MCQ

Which of the following, does not help in clotting of blood?

A

Heparin

B

Prothrombin

C

Ca²⁺

D

Exposure to O₂

Question 222: Palette 222/251

Allen MCQ

The SA node is located at :-

A

In the lower left ventricle wall

B

In the septum between the atria and ventricles

C

In the septum between the left and right ventricles

D

In the upper right atrial wall

Question 223: Palette 223/251

Allen MCQ

Which one of the following couple were suggested by Doctors to not have more than one child

A

Rh⁺ male and Rh⁻ female

B

Rh⁻ male and Rh⁺ female

C

Rh⁺ male and Rh⁺female

D

Rh⁻ male and Rh⁻ female

Question 224: Palette 224/251

Allen MCQ

The pH of blood is :

A

Between 7-8

B

Between 2–4

C

Between 12–14

D

Between 2–5

Question 225: Palette 225/251

Allen MCQ

Universal blood recipient is :

A

Blood group-O

B

Blood group-AB

C

Blood group-A

D

Blood group-B

Question 226: Palette 226/251

Allen MCQ

Life span of RBC is :

A

50 days

B

70 days

C

120 days

D

220 days

Question 227: Palette 227/251

Allen MCQ

During blood clotting which of the following is used

A

Co

B

Ca⁺⁺

C

Na⁺

D

$c{{l}^{-}}$

Question 228: Palette 228/251

Allen MCQ

The fibers that conduct the impulse to the ventricles are known as the :-

A

SA node

B

AV bundle

C

Right bundle branch

D

Purkinje fibers

Question 229: Palette 229/251

Allen MCQ

Which of the following does not play a role in blood coagulation ?

A

Vitamin K

B

Vitamin D

C

Calcium ions

D

Fibrinogen

Question 230: Palette 230/251

Allen MCQ

The cardiac output of a person is 4.2 lit/minute and pulse rate is 60/minute. Calculate the stroke volume :

A

70 ml

B

90 ml

C

3.80 ml

D

100 ml

Question 231: Palette 231/251

Allen MCQ

Read the following statements and choose which are not correct -
(a) Plasma has 90 - 92% water & 6 - 8% proteins. (b) Erythrocytes are called as formed elements & constitute 55% of blood. (c) Granulocytes include basophil, neutrophil & monocyte. (d) Reduction in number of platelets may cause excessive blood loss. Choose the correct answer from options given below :

A

a and b

B

b and c

C

c and d

D

b, c and d

Question 232: Palette 232/251

Allen MCQ

Cardiac output :-

A

Stroke volume x heart rate

B

Stroke volume x end systolic volume

C

Heart rate x end systolic volume

D

End diastolic volume x End systolic volume

Question 233: Palette 233/251

Allen MCQ

Which of the following waves of ECG represent Repolarization?

A

P wave

B

QRS complex

C

RS wave

D

T wave

Question 234: Palette 234/251

Allen MCQ

Choose the option which has all correct statements related to ECG -
(a) QRS complex represents polarisation of ventricles (b) ECG is graphical representation of electrical activity of heart (c) T-wave represent end of diastole & repolarisation (d) Number of QRS complexes is equal to number of heart beat of an individual.

A

a, b and d

B

b, c and d

C

b and c

D

b and d

Question 235: Palette 235/251

Allen MCQ

The hepatic portal system is :-

A

Between digestive tract and hypothalamus

B

Between digestive tract and liver

C

Between liver and hypothalamus

D

Between liver and Pituitary

Question 236: Palette 236/251

Allen MCQ

The hormonal regulation of Cardiac output is:

A

Mediated by adrenal cortex

B

Mediated by adrenal medulla

C

Mediated by thyroid

D

Mediated by pineal

Question 237: Palette 237/251

Allen MCQ

Given below are two statements: Statement-I : Cardiac output is blood volume pumped by each ventricle per minute. Statement-II : Body has the ability to alter heart rate but not stroke volume. In the light of the above statements, choose the most appropriate answer from the options given below:

A

Both Statement-I and II both are incorrect.

B

Statement-I is correct but statement-Il is incorrect.

C

Statement-I is incorrect and Statement-Il is correct.

D

Both Statement-I and Statement-II are correct.

Question 238: Palette 238/251

Allen MCQ

Given below are two statements: Statement-I : Sympathetic nervous system can increase the strength of ventricular contraction & cardiac output also. Statement-II : Adrenal medullary hormones can decrease the cardiac output. In the light of the above statements, choose the most appropriate answer from the options given below:

A

Both Statement-I and II both are incorrect.

B

Statement-I is correct but statement-Il is incorrect.

C

Statement-I is incorrect and Statement-Il is correct.

D

Both Statement-I and Statement-II are correct.

Question 239: Palette 239/251

Allen Match the Columns

Match the Column-I with Column-II :

Column-I	Column-II
(A) Bicuspid valve (B) Nephron (C) Alveoli (D) Cerebrum	(P) Brain (Q) Liver (R) Heart (S) Kidney (T) Lungs

A

A-S, B-R, C-P, D-T

B

A-R, B-T, C-S, D-P

C

A-R, B-S, C-T, D-P

D

A-S, B-Q, C-P, D-T

Question 240: Palette 240/251

Allen MCQ

Vasoconstriction causes

A

Increase in heart beat

B

Decrease in heart beat

C

Increase in blood pressure

D

Decrease in blood pressure

Question 241: Palette 241/251

Allen MCQ

Given below are two statements: Statement-I : Lymph is derived from blood vascular system & again drain back to the blood. Statement-II : Lymph is important carrier for nutrients, hormones & fatty acid etc. In the light of the above statements, choose the most appropriate answer from the options given below:

A

Both Statement-I and II both are incorrect.

B

Statement-I is correct but statement-Il is incorrect.

C

Statement-I is incorrect and Statement-Il is correct.

D

Both Statement-I and Statement-II are correct.

Question 242: Palette 242/251

Allen MCQ

Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically ?

A

Red blood cells

B

White blood cells

C

Unstriated muscle cells

D

Liver cells

Question 243: Palette 243/251

Allen MCQ

A drop of each of the following, is placed separately on four slides. Which of them will not coagulate?

A

Whole blood from pulmonary vein

B

Blood plasma

C

Blood serum

D

Sample from the thoracic duct of lymphatic system

Question 244: Palette 244/251

Allen MCQ

Which type of white blood cells are concerned with the release of histamine and the natural anticoagulant heparin ?

A

Eosinophils

B

Monocytes

C

Neutrophils

D

Basophils

Question 245: Palette 245/251

Allen MCQ

In humans, blood passes from the post caval to the diastolic right atrium of heart due to :-

A

stimulation of the sino auricular node

B

pressure difference between the post caval and atrium

C

pushing open of the venous valves

D

suction pull

Question 246: Palette 246/251

Allen MCQ

The most active phagocytic white blood cells are:-

A

Eosinophils and lymphocytes

B

Neutrophils and monocytes

C

Neutrophils and eosinophils

D

Lymphocytes and macrophages

Question 247: Palette 247/251

Allen MCQ

The most popularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because "O" in it refers to having:-

A

No antigens A and B on RBCs

B

Other antigens besides A and B on RBCs

C

Over dominance of this type on the genes for A and B types

D

One antibody only - either anti-A or anti-B on the RBCs

Question 248: Palette 248/251

Allen MCQ

The letter T in T-lymphocyte refers to :-

A

Thymus

B

Thyroid

C

Thalamus

D

Tonsil

Question 249: Palette 249/251

Allen MCQ

Compared to blood our lymph has :-

A

More RBCs and less WBCs

B

No plasma

C

Plasma without proteins

D

More WBCs and no RBCs

Question 250: Palette 250/251

Allen MCQ

Figure shows schematic plan of blood circulation in humans with labels A to D, Identify the label and give its function/s.

A

D-Dorsal aorta-takes blood from heart to body parts, ${ \mathsf { P O } } _ { 2 } = 9 5$ mm Hg

B

A-Pulmonary vein-takes impure blood from body parts, $\mathsf { P O } _ { 2 } = 6 0$ mm Hg

C

B-Pulmonary artery-takes blood from heart to lungs, ${ \mathsf { P O } } _ { 2 } = 9 0$ mm Hg

D

C-Vena Cava-takes blood from body parts to the right auricle, PCO₂ = 45mm Hg

Question 251: Palette 251/251

Allen Match the Columns

Match Column-I with Column-II :

Column-I	Column-II
(A) Eosinophils (B) RBC (C) AB Group (D) Platelets (E) Systole	(I) Coagulation (II) Universal Recipient (III) Resist Infections (IV) Contraction of Heart (V) Gas transport

A

A-V, B-II, C-III, D-I, E-IV

B

A-II, B-V, C-III, D-IV, E-I

C

A-III, B-V, C-II, D-I, E-IV

D

A-IV, B-II, C-V, D-III, E-I