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Neural Control And Coordination

224 Questions Start Allen Test
All Exams Allen
Q201 Allen 7. NCERT Based QUESTIONS MCQ
Identify A, B, C and D in given diagram – Right cerebral hemisphere
A.
A–Forebrain, B–Brainstem, C–Corpus callosum, D–Cerebral aqueduct
B.
A–Forebrain, B–Brainstem, C–Cerebral aqueduct, D–Corpus callosum
C.
A–Brainstem, B–Forebrain, C–Corpus callosum, D–Cerebral aqueduct
D.
A–Brainstem, B–Forebrain, C–Cerebral aqueduct, D–Corpus luteum
Q202 Allen 7. NCERT Based QUESTIONS MCQ
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Multipolar neurons are found in the cerebral cortex.
Reason (R) : They consists of one axon and two or more dendrites.
In the light of the above statements,
choose the most appropriate answer from the options given below :
A.
Both (A) & (R) are correct but (R) is not the correct explanation of (A).
B.
(A) is correct but (R) is not correct.
C.
(A) is not correct but (R) is correct.
D.
Both (A) & (R) are correct and (R) is the correct explanation of (A).
Q203 Allen 7. NCERT Based QUESTIONS MCQ
The name of nervous band connecting the cerebral hemispheres is -
A.
Corpus albicans
B.
Corpus callosum
C.
Corpus striatum
D.
Corpus spongiosum
Q204 Allen 7. NCERT Based QUESTIONS MCQ
Which of the following statements is incorrect about cortex of cerebrum ?
A.
It consists of grey matter
B.
It consists of white matter
C.
It shows prominent folds
D.
It contains motor areas, sensory areas and association areas.
Q205 Allen 7. NCERT Based QUESTIONS MCQ
Association areas in cerebral cortex are -
A.
Sensory areas
B.
Motor areas
C.
Responsible for intersensory associations, memory and communication
D.
None of the above is correct
Q206 Allen 7. NCERT Based QUESTIONS MCQ
The cerebrum wraps around a structure called thalamus, which is-
A.
A major coordinating centre for sensory signal only
B.
A major centre for motor signaling
C.
A major coordinating centre for sensory and motor signaling
D.
Not a nervous part of a brain
Q207 Allen 7. NCERT Based QUESTIONS MCQ
Hypothalamus does not control -
A.
Thermoregulation
B.
Urge for eating and drinking
C.
Produces hormones that regulate the synthesis and secretion of pituitary hormone
D.
Creative thinking and consciousness
Q208 Allen 8. ANALYTICAL QUESTIONS MCQ
The inner parts of cerebral hemispheres and a group of associated deep structures like amygdala, hippocampus, etc; form a complex structure called-
A.
Recticular system
B.
Corpora quadrigemina
C.
Limbic lobe/limbic system
D.
Arbor vitae
Q209 Allen 8. ANALYTICAL QUESTIONS MCQ
Which of the following statements or structures is not correct about the midbrain ?
A.
Located between the thalamus / hypothalamus and pons
B.
Has arbor vitae
C.
Has a canal (Cerebral aqueduct)
D.
Its dorsal part consists of 4 lobes (corpora (4) Its dorsal part consists of 4 lobes (corpora
gemina)
Q210 Allen 8. ANALYTICAL QUESTIONS MCQ
Read the following statements and choose the correct option – I. Cerebellum has very convoluted surface in order to provide the additional space for more neurons. II. The medulla is connected to the spinal cord III. Medulla contains controlling centres for respiration, cardiovascular reflexes and gastric secretion.
A.
All are correct
B.
Only I is correct
C.
Only I and III are correct
D.
Only II is correct.
Q211 Allen 8. ANALYTICAL QUESTIONS MCQ
Different components of reflex arc are given below: I. Effector organ II. Interneuron III. Motor neuron IV. Sensory neuron V. Sensory receptor Choose the correct order an action potential follows after a sensory receptor is stimulated-
A.
V, IV, III, II, I
B.
V, IV, II, III, I
C.
V, III, IV, I, II
D.
V, II, IV, III, I
Q212 Allen 8. ANALYTICAL QUESTIONS MCQ
Where A stands for axon, D for dendrite, S for synapse, and CB for cell body, a typical sequence of structures between a receptor and an efferent is?
A.
D – CB – A – S – D – CB – A
B.
A – D – CB – S – A – D – CB
C.
D – CB – A – S – A – CB – D
D.
D – A – S – CB – D– A – CB
Q213 Allen 8. ANALYTICAL QUESTIONS MCQ
What is meant by a reflex arc in the nervous system?
A.
An inherited behaviour pattern, that functions through a certain neural pathway
B.
A functional unit consisting of a receptor, neural pathway, and an effector
C.
Peripheral nerves, spinal cords and brain
D.
A homeostatic system of sensory nerves, synapses and motor nerves
Q214 Allen 8. ANALYTICAL QUESTIONS MCQ
Read the following statements :-
(A) Nervous system provides an organised network of point to point connection.
(B) The endocrine system provides chemical integration through hormone.
(C) The neural organisation is very complex in lower invertebrates.
(D) Neuron can detect & receive stimuli but can't transmit.
How many of above statements are false.
A.
4
B.
3
C.
2
D.
1
Q215 Allen 8. ANALYTICAL QUESTIONS MCQ
The following diagrammatic representation of reflex action shows knee jerk reflex. In which of the following options corrects words for all the 5 blanks (A to E) are indicated?
A.
A-Dorsal root ganglion, B-White matter, C-Gray matter, D-Afferent pathway, E-Efferent pathway
B.
A-Dorsal root ganglion, B-White matter, C-Gray matter, D-Efferent pathway, E-Afferent pathway
C.
A-Dorsal root ganglion, B-Gray matter, C-White matter, D-Efferent pathway, E-Afferent pathway
D.
A-Ventral root ganglion, B-White matter, C-Gray matter, D-Efferent pathway, E-Afferent pathway
Q216 Allen 8. ANALYTICAL QUESTIONS MCQ
Which of the following answer shows the correct arrangement of nerve fibre.
A.
(A)–Centrifugal, (B)–Efferent, (C)–PNS, (D–ANS, (E)–Parasympathetic
B.
(A)–Centripetal, (B)–Afferent, (C)–PNS, (D)–ANS, (E) Parasympathetic
C.
(A)–Centrifugal, (B)–Afferent, (C)–SNS, (D)–ANS, (E) Parasympathetic
D.
(A)–Centripetal, (B)–Efferent, (C)–SNS, (D) ANS, (E)–Parasympathetic
Q217 Allen 8. ANALYTICAL QUESTIONS MCQ
Which statement is correct regarding neuron.
A.
Neuron is composed of 4 parts containing cell body dendrite, axon & telodendria
B.
Nissl's granules are found in both cell body & axon
C.
Impulse are divided into apolar, bipolar & multipolar
D.
Dendrites transmit impulse toward the body while axon transmit impulse away from the body
Q218 Allen 8. ANALYTICAL QUESTIONS MCQ
Which of the nervous system transmit impulse from CNS to involuntary organs & smooth muscle ?
A.
Sympathetic nervous system
B.
Parasympathetic nervous system
C.
Autonomic nervous system
D.
Somatic nervous system
Q219 Allen 8. ANALYTICAL QUESTIONS MCQ
Read the following statement :- (A) Peripheral nervous system divide's in somatic nervous system & autonomic nervous system. (B) Central nervous system includes brain & vertebral column. (C) Afferent nerve fibre transmit impulse from CNS and vise versa is also correct How many of above statements is/are false
A.
A & B
B.
B & C
C.
C & A
D.
All
Q220 Allen 8. ANALYTICAL QUESTIONS MCQ
Which of the following statement is correct. (A) The electrical potential difference across the polarised plasma membrane is called as action potential in resting stage. (B) Na⁺ ion is responsible for generating an action potential. (C) The impulse is action potential
A.
A & B
B.
B & C
C.
C & A
D.
All
Q221 Allen 8. ANALYTICAL QUESTIONS MCQ
Which of the statement is false regarding synapse?
A.
Synapse is formed by 2 membrane first presynaptic membrane of synaptic knob & second post synaptic membrane of dendrite.
B.
Synaptic membrane always be separated by a gap called synaptic cleft.
C.
Electrical synapse in very similar to impulse conduction along a single axon.
D.
In chemical synapse, neurotransmitter is released and either excitatory or inhibitory potential is generated on post synaptic membrane.
Q222 Allen 8. ANALYTICAL QUESTIONS MCQ
Na⁺ - K⁺ pump – (A) Transports 3Na⁺ inwards & 2K⁺ outwards. (B) Maintain ionic gradients by active transport. (C) Works against a concentration gradient. How many of above statements are false?
A.
All are correct
B.
3
C.
2
D.
1
Q223 Allen 8. ANALYTICAL QUESTIONS MCQ
Which of the following are controlled by limbic system:-
(A) Emotional reaction
(B) Sexual behaviour
(C) Respiration
(D) Olfaction
(E) Body balance
Choose the correct option –
A.
A, B, C, D, E
B.
A, B, D
C.
A, B, C, D
D.
A, B, D, E
Q224 Allen 8. ANALYTICAL QUESTIONS MCQ
The prime area of brain where different type of information are integrated –
A.
CNS
B.
ANS
C.
PNS
D.
SNS