Download ABVMU MBBS 1st Year 2024 March Physiology Paper II MCQs Question Paper

ATAL BIHARI VAJPAYEE MEDICAL UNIVERSITY, LUCKNOW
MBBS DEGREE EXAMINATION - 1st PROF PROFESSIONAL
SUPPLEMENTARY EXAM - MARCH 2024
PHYSIOLOGY - PAPER ? II
SECTION A - Multiple Choice Questions (MCQs)

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PAPER CODE: 2422130002 SET: A
Note: Choose one correct answer in the OMR sheet provided. No overwriting
should be done.

Time: 20 Minutes (20 x 1 = 20 MARKS)

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1. The hormone responsible for the conversion of Wolffian duct into vas
deferens in the male fetus is:
a) Estrogen
b) Progesterone
c) Testosterone

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d) Cortisone
2. Bitter taste is mediated by the action of:
a) Guanyl cyclase
b) G protein
c) Tyrosine kinase

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d) Epithelial Na channels
3. Otoconia are suspended in:
a) Synovial fluid

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b) Endolymph
c) Perilymph

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d) Hemolymph
4. The major source of NH3 produced by the kidney is:
a) Glutamine
b) Alanine
c) Glycine

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d) Uric acid
5. H+ secretion in the renal tubule is affected by:
a) Increase in pCO2
b) Mineralocorticoids
c) Decreased K+ level

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d) Carbonic anhydrase inhibitor
6. Glucose transport in the PCT of the kidney takes place by:
a) Active transport
b) Secondary active transport
c) Passive transport

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d) Bulk flow
7. Wernicke's area:
a) Is present in the parietal cortex
b) Lies near the auditory area of the temporal lobe
c) Is located in the occipital cortex

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d) Is a motor area
8. Destruction of the lateral nucleus of the thalamus leads to:
a) Satiety
b) Aphagia
c) Hyperphagia

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d) Somnolence
9. The hormone that is a derivative of a single amino acid is:
a) Estrogen
b) Epinephrine
c) Thyroxine

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d) Progesterone
10. Which of the following is a criterion of brain death?
a) Absence of cortical function
b) Absence of eye opening
c) Absent pharyngeal gag reflex

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d) Absence of caloric response
11. Biological rhythms are controlled by:
a) Suprachiasmatic nucleus
b) Ventromedial nucleus
c) Arcuate nucleus

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d) Supraoptic nucleus

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12. Prostaglandin in seminal fluid comes from:
a) Prostate gland
b) Seminal vesicles
c) Leydig cells

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d) Sertoli cells
13. Progesterone has the ability to:
a) Inhibit ferning of cervical mucus
b) Antagonize the effect of aldosterone
c) Give rise to secretory endometrium

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d) Prevent ovulation if given in sufficient doses
14. Impedance matching increases the force of sound waves on the tympanic
membrane by:
a) 12 times
b) 17 times

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c) 22 times
d) 27 times
15. Argyll Robertson pupil is a condition in which the pupillary constriction in
response to light stimulus:
a) Is absent

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b) Is delayed
c) Is not affected
d) Is present only in one eye
16. One of the following DOES NOT form the filtration barrier in nephrons:

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a) Mesangium

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b) Podocytes
c) Endothelial cells
d) Parietal layer of Bowman's capsule
17. Automatic bladder is seen in:
a) Spinal shock

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b) Cauda equina lesion
c) Filum terminale lesion
d) Superior sagittal sinus lesion
18. Which of the following statements about the PCT is false?
a) About 60% of water is reabsorbed here

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b) Glucose is completely reabsorbed here
c) Hydrogen ions are secreted here
d) The fluid leaving the PCT is hypotonic
19. The wave in EEG with the highest frequency is:
a) Delta wave

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b) Beta wave
c) Theta wave
d) Gamma wave
20. Signals from the Golgi Tendon Organ are carried by:
a) Ia Fibres

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b) Ib Fibres

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c) IIa Fibres
d) IIb Fibres
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