Download NTRUHS 1st Year MBBS 2024 October Physiology Paper II MCQs Question Paper

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Q.P. CODE : M102A021
Dr. NTR UNIVERSITY OF HEALTH SCIENCES: AP : VIJAYAWADA-520008
MBBS DEGREE EXAMINATION - OCTOBER, 2024
FIRST M.B.B.S. EXAMINATION
PHYSIOLOGY PAPER- II (SET-B)
(Multiple Choice Questions)
Time: 20 Minutes Max Marks: 20
Note: Answer all questions.
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SECTION-I (MCQs - 20 MARKS) 1X2=20
1. All the sensations travel in the dorsal column pathway, EXCEPT:
a) Crude touch
b) Fine touch
c) Vibration
d) Two-point discrimination
2. The inhibitory neurotransmitter in CNS neurons is:
a) Glutamate
b) Gamma-amino-butyric acid
c) Aspartate
d) Taurine
3. EPSP can be caused by all, EXCEPT:
a) Opening of sodium channels
b) Opening of calcium channels
c) Opening of chloride channels

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d) Closure of potassium channels 1
4. Which of the following is a type of glial cell in the brain?
a) Purkinje cells
b) Basket cells
c) Stellate cells
d) Ependymal cells
5. All of the following are nuclear groups of basal ganglia, EXCEPT:
a) Red nucleus
b) Putamen
c) Globus pallidus
d) Caudate nucleus
6. In upper motor neuron paralysis,
a) Denervation potentials are seen in EMG
b) Superficial reflexes are absent
c) Nerve conduction is decreased
d) Pronounced atrophy is observed
7. The muscle spindle
a) Has Ib fiber as an afferent neuron
b) Has flower-spray endings on the nuclear bag fiber
c) Is stretched when gamma motor neuron is stimulated
d) Gives force feedback to the muscle

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8. Which of the following is not a theory of referred pain?
a) Convergence theory
b) Facilitation theory
c) Dermatomal theory
d) Gate control theory
9. Main hormone in the luteal phase is
a) Progesterone
b) Estrogen
c) Prolactin
d) Relaxin
10. The hormones secreted in more quantity in the early part of pregnancy is
a) Estrogen
b) hCG
c) Prolactin
d) Relaxin
11. Broca's area is concerned with
a) Reading
b) Repetition
c) Word formation
d) Comprehension
12. Otolith organs are present in
a) Semicircular canals

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b) Cochlea
c) Lateral vestibular nucleus
d) Saccule
13. Normal intraocular pressure is
a) 10-20 mmHg
b) 20-30 mmHg
c) 30-40 mmHg
d) 5-10 mmHg
14. In Klinefelter's syndrome,
a) Karyotype is XXX
b) Tall male with small testes
c) Dwarf with webbing of the neck
d) Vagina ends in a blind pouch
15. Estrogen
a) Causes growth of ducts of mammary gland
b) Increases uterine blood flow
c) Makes the cervical mucus thick and sticky
d) Increases excitability uterine muscle
16. Intrauterine device does not
a) Act as a foreign body
b) Interfere with endometrial preparation
c) Produce cellular reaction

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d) Inhibit pituitary gonadotropin release
17. In otosclerosis, the pathology mainly lies in
a) Tympanic membrane
b) Malleus
c) Incus
d) Stapes
18. The resting membrane potential of cochlear hair cells is
a) -15 mV
b) -60 mV
c) -30 mV
d) -90 mV
19. The taste buds are present in all of the following papillae, EXCEPT:
a) Circumvallate
b) Fungiform
c) Cuneate
d) Foliate
20. Brain area that does not receive olfactory sensation is
a) Piriform cortex
b) Amygdala
c) Anterior olfactory nucleus
d) Anterior nucleus of the thalamus
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