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

Q.P. CODE : M102A021

Dr. NTR UNIVERSITY OF HEALTH SCIENCES: AP : VIJAYAWADA-520008

MBBS DEGREE EXAMINATION - OCTOBER, 2024

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FIRST M.B.B.S. EXAMINATION

PHYSIOLOGY PAPER- II (SET-B)

(Multiple Choice Questions)

Time: 20 Minutes

Max Marks: 20

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Note: Answer all questions.

SECTION-I (MCQs - 20 MARKS) 1X2=20

1. All the sensations travel in the dorsal column pathway, EXCEPT:
   1. Crude touch
   2. Fine touch
   3. Vibration

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   4. Two-point discrimination
2. The inhibitory neurotransmitter in CNS neurons is:
   1. Glutamate
   2. Gamma-amino-butyric acid
   3. Aspartate

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   4. Taurine
3. EPSP can be caused by all, EXCEPT:
   1. Opening of sodium channels
   2. Opening of calcium channels
   3. Opening of chloride channels

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   4. Closure of potassium channels
4. Which of the following is a type of glial cell in the brain?
   1. Purkinje cells
   2. Basket cells
   3. Stellate cells

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   4. Ependymal cells
5. All of the following are nuclear groups of basal ganglia, EXCEPT:
   1. Red nucleus
   2. Putamen
   3. Globus pallidus

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   4. Caudate nucleus
6. In upper motor neuron paralysis,
   1. Denervation potentials are seen in EMG
   2. Superficial reflexes are absent
   3. Nerve conduction is decreased

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   4. Pronounced atrophy is
7. The muscle spindle
   1. Has Ib fiber as an afferent neuron
   2. Has flower-spray endings on the nuclear bag fiber
   3. Is stretched when gamma motor neuron is stimulated

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   4. Gives force feedback to the muscle
8. Which of the following is not a theory of referred pain?
   1. Convergence theory
   2. Facilitation theory
   3. Dermatomal theory

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   4. Gate control theory
9. Main hormone in the luteal phase is
   1. Progesterone
   2. Estrogen
   3. Prolactin

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   4. Relaxin
10. The hormones secreted in more quantity in the early part of pregnancy is
    1. Estrogen
    2. hCG
    3. Prolactin

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    4. Relaxin
11. Broca's area is concerned with
    1. Reading
    2. Repetition
    3. Word formation

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    4. Comprehension
12. Otolith organs are present in
    1. Semicircular canals
    2. Cochlea
    3. Lateral vestibular nucleus

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    4. Saccule
13. Normal intraocular pressure is
    1. 10-20 mmHg
    2. 20-30 mmHg
    3. 30-40 mmHg

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    4. 5-10 mmHg
14. In Klinefelter's syndrome,
    1. Karyotype is XXX
    2. Tall male with small testes
    3. Dwarf with webbing of the neck

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    4. Vagina ends in a blind pouch
15. Estrogen
    1. Causes growth of ducts of mammary gland
    2. Increases uterine blood flow
    3. Makes the cervical mucus thick and sticky

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    4. Increases excitability uterine muscle
16. Intrauterine device does not
    1. Act as a foreign body
    2. Interfere with endometrial preparation
    3. Produce cellular reaction

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    4. Inhibit pituitary gonadotropin release
17. In otosclerosis, the pathology mainly lies in
    1. Tympanic membrane
    2. Malleus
    3. Incus

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    4. Stapes
18. The resting membrane potential of cochlear hair cells is
    1. -15 mV
    2. -60 mV
    3. -30 mV

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    4. -90 mV
19. The taste buds are present in all of the following papillae, EXCEPT:
    1. Circumvallate
    2. Fungiform
    3. Cuneate

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    4. Foliate
20. Brain area that does not receive olfactory sensation is
    1. Piriform cortex
    2. Amygdala
    3. Anterior olfactory nucleus

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    4. Anterior nucleus of the thalamus

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