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Breathing And Exchange Of Gases

331 Questions Start Allen Test
All Exams Allen Errorless
MP PMT 1992 Q151 Errorless Respiratory organs MCQ
Larynx is found in
A.
Both frog and rabbit
B.
Neither frog nor rabbit
C.
Frog but not in rabbit
D.
Rabbit but not in frog
CPMT 1992; MP PMT 1995 Q152 Errorless Respiratory organs MCQ
The right lung of rabbit has four lobes. They are
A.
Anterior lobe, anterior azygous, posterior lobe and right anterior
B.
Posterior lobe, posterior and anterior azygous, right anterior and right posterior
C.
Anterior azygous, right anterior, right posterior and posterior azygous lobe
D.
Anterior lobe, anterior azygous, right anterior and posterior azygous lobe
DPMT 1992; MP PMT 1995; JIPMER 2002 Q153 Errorless Process of respiration MCQ
Oxy-haemoglobin dissociates into oxygen and deoxyhaemoglobin at
A.
Low $O _ { 2 }$ pressure in tissue
B.
High $O _ { 2 }$ pressure in tissue
C.
Equal $O _ { 2 }$ pressure inside and outside tissue
D.
All times irrespective of $O _ { 2 }$ pressure
DPMT 1992; RPMT 1999; Kerala CET 2003 Q154 Errorless Process of respiration MCQ
The process by which chloride ions pass into R.B.C. and bicarbonate ions pass out is called
A.
Bicarbonate shift
B.
Chloride shift
C.
Buffer system
D.
Enzyme shift
AIIMS 1992 Q155 Errorless Critical Thinking MCQ
The nerve impulses which stimulate the intercostal muscles and diaphragm and thus permit breathing, originate in the
A.
Cerebellum
B.
Pons
C.
Hypothalamus
D.
Medulla oblongata
CBSE PMT 1990 Q156 Errorless Process of respiration MCQ
Chloride shift is essential for the transport of
A.
$C O _ { 2 } \mathrm { a n d } \ O _ { 2 }$
B.
$N _ { 2 }$
C.
$C O _ { 2 }$
D.
$O _ { 2 }$
Q157 Allen (Conceptual Quetions) MCQ
The function of tracheal cilia is to
A.
Pass mucus out
B.
Pass mucus in
C.
Pass air out
D.
Pass air in
Q158 Allen (Conceptual Quetions) MCQ
Which of the following prevents collapsing of trachea?
A.
Muscles
B.
Diaphragm
C.
Ribs
D.
Cartilaginous rings
Q159 Allen (Conceptual Quetions) MCQ
Tracheal rings are:-
A.
Complete
B.
Incomplete
C.
Dorsally incomplete
D.
Laterally incomplete
Q160 Allen (Conceptual Quetions) MCQ
Inflammation of the lung covering causing severe chest pain is
A.
Emphysema
B.
Pleurisy
C.
Asphyxia
D.
Hypoxia
Q161 Allen (Conceptual Quetions) MCQ
Which of the following is not a part of respiratory tract?
A.
Nasal chamber
B.
Oesophagus
C.
Pharynx
D.
Trachea
Q162 Allen (Conceptual Quetions) MCQ
The epithelium of respiratory bronchioles is:-
A.
Pseudostratified columnar
B.
Simple squamous
C.
Pseudostratified and sensory
D.
Cuboidal and columnar
Q163 Allen (Conceptual Quetions) MCQ
Lungs are covered by
A.
Perichondrium
B.
Pleural sac
C.
Pericardium
D.
Periostium
Q164 Allen (Conceptual Quetions) MCQ
Which one of the following statement is correct?
A.
Chest expands because air enters into the lungs
B.
Air enters into the lungs because chest expands
C.
The muscles of the diaphragm contracts because air enters into the lungs
D.
All of the above statements are correct
Q165 Allen (Conceptual Quetions) MCQ
After deep inspiration, capacity of maximum expiration of lung is called:-
A.
Total lung capacity
B.
Functional residual capacity
C.
Vital capacity
D.
Inspiratory capacity
Q166 Allen (Conceptual Quetions) MCQ
Which statement is correct?
A.
Pulmonary ventilation is equal to alveolar ventilation.
B.
Pulmonary ventilation is less than alveolar ventilation.
C.
Alveolar ventilation is more than Pulmonary ventilation.
D.
Alveolar ventilation is less than Pulmonary ventilation.
Q167 Allen (Conceptual Quetions) MCQ
About 1500 ml of air left in lungs is called
A.
Tidal volume
B.
Inspiratory reserve volume
C.
Residual volume
D.
Vital capacity
Q168 Allen (Conceptual Quetions) MCQ
At high altitude, RBC of human blood will
A.
Increase in number
B.
Decrease in number
C.
Decrease in size
D.
Increase in size
Q169 Allen (Conceptual Quetions) MCQ
Which one has the lowest value?
A.
Tidal volume
B.
Vital capacity
C.
Inspiratory reserve volume
D.
Expiratory reserve volume
Q170 Allen (Conceptual Quetions) MCQ
Volume of air inspired or expired with each normal breath is known as -
A.
Inspiratory capacity
B.
Total lung capacity
C.
Tidal volume
D.
Residual volume
Q171 Allen (Conceptual Quetions) MCQ
Total lung capacity is :-
A.
Total volume of air accommodated in lungs at the end of forced inspiration
B.
RV + ERV + TV + IRV
C.
Vital capacity + Residual volume
D.
All of the above
Q172 Allen (Conceptual Quetions) MCQ
Which instrument helps in clinical assessment of pulmonary volumes?
A.
Sphygmomanometer
B.
Stethoscope
C.
Spirometer
D.
Electrocardiograph
Q173 Allen (Conceptual Quetions) MCQ
Volume of air remains in the lungs after normal expiration is
A.
ERV + RV
B.
IRV + RV
C.
RV + IRV + ERV
D.
TV
Q174 Allen (Conceptual Quetions) MCQ
Which of the following volume is not included in vital capacity?
A.
ERV
B.
TV
C.
IRV
D.
RV
Q175 Allen (Conceptual Quetions) MCQ
The upper region of pharynx in human is called :-
A.
Oropharynx
B.
Nasopharynx
C.
Laryngopharynx
D.
None of these