Download VNSGU MBBS 1st Year 2021 January Physiology Paper II Question Paper

Download VNSGU (Veer Narmad South Gujarat University or South Gujarat University) MBBS ?(Bachelor of Medicine, Bachelor of Surgery) 1st Year 2021 January Physiology Paper II Previous Question Paper


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First MBBS Examination

January - 2021

Physiology Paper II

Time: 3 Hours ]

[ Total Marks: 100

k|Q"p : / Instructions
(1)

"uQ? v$ip?h?g r"ip"uhpmu rhNsp? D?fhlu `f Ah?e gMhu.

Seat No.:

Fill up strictly the details of signs on your answer book
Name of the Examination:

First MBBS

Name of the Subject :

Physiology Paper II

Subject Code No.: 2006000101020002

Student's Signature

(2) All the sections are compulsory.
(3) Each section must be answered in separate sheets.
(5) Each question must be answered relevantly, precisely and to the point.

SECTION A

Q-1 Multiple choice question (no negative marking)

20

1. Most of the refraction occurs in the eye at
A. Anterior surface of cornea
B. Posterior surface of cornea
C. Anterior surface of lens
D. Anterior surface of lens

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2. Rhodopsin
A. is a purple pigment
B. Absent in blind people
C. Regenerated when the eyes are closed
D. None of the above

3. Which sensation directly project to the cortex without relay in thalamus?
A. Touch

B. Taste

C. Smell



D. None of the above

4. Presbiopia is due to
A. Loss of rods

B. Changes in elasticity of lens

C. Loss of transparency of the lens

D. None of the above

5. Which one of the following not a superficial reflex
A. Corneal reflex

B. Planter reflex

C. Abdominal reflex

D. Jaw jerk

6. Which of the following amino acid is not neurotransmitter
A. Tyrosine



B. Glutamic acid

C. GABA



D. Aspartic acid

7. Repair of myelin sheath in CNS is dependent on function of
A. Schwann cells

B. Astrocytes

C. Oligodendrites

D. Microglial cells

8. Fibres linking the two hemisphere are known as
A. Mossy fibres

B. Commissural fibres

C. Climbing fibres

D. Association fibres

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[ Contd. P4182
9. Which of the following is not extra pyramidal tract
A. Reticulospinal tract

B. Corticospinal tract

C. Rubrospinal tract

D. Vestibulospinal tract

10. Pain arising from the viscera
A. May be referred pain
B. May cause reflex contraction of nearby skeletal muscle
C. May cause reflex autonomic effect
D. All of the above

11. The meissner's corpuscles are sensitive to
A. Temperature changes
B. Mechanical deformation
C. None of the above
D. A & B

12. Which of the following produces inhibin
A. Leydig cells

B. Sertoli cells

C. Oocyte

D. Spermatocytes

13. Functions of the oxytocin
A. Milk ejection

B. Induction of the labour

C. A & B



D. None of the above

14. Human spermatozoa normally
A. Contain 23 chromosomes
B. Can survive in female genital tract for 1-2 days
C. Contain either X or Y chromosome
D. True for all of the above

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15. ACTH is inhibited by
A. ADH

B. Angiotensin

C. Cortisol



D. Epinephrine

16. 17 hydroxy corticoids include
A. Estradiol and progesterone
B. Cortisol and cortisone
C. Progesterone and aldosterone
D. All of the above

17. Effect of insulin on protein metabolism
A. Is anabolic
B. occurs on liver
C. is secondary to its effect on glucose
D. true for all of the above

18. The following assess the thyroid functions except
A. Basal metabolic rate
B. Iodine uptake studies
C. Plasma cholesterol
D. Plasma glucose

19. Lower motor neuron disease is associated with
A. wasting of affected muscle
B. increase muscle tone
C. increase reflex activity
D. none of the above

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[ Contd. P4182
20. Following are the important features of doctor patient relationship except
A. Active listening
B. Privacy
C. Confidentiality
D. None of the above

SECTION B

Q-2 Discuss the physiology of middle ear. Draw and label auditory

pathway.





5+5

Q-3 Answer in short (any 5)

15

a. Broca's area
b. Types of sleep
c. Autonomic receptors
d. Wallerian degeneration
e. Basal metabolic rate
f. Classification of neurons

Q-4 Write short notes on (any 3)

15

a. Errors of refraction
b. Functions of cerebellum
c. Cerebrospinal fluid
d. Disorders of visual defects in relation to visual pathway

SECTION C

Q-5 Discuss the physiological actions and regulation of secretion of male

sex hormone. Describe the steps of spermatogenesis.

4+2+4

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Q-6 Answer in short (any 5)

15

a. Hypersecretion of growth hormone
b. Ovulation
c. Hormones of placenta
d. Gonadotropin hormones
e. Addison disease
f. Diabetes mellitus

Q-7 Write short notes on (any 3)

15

a. Physiological actions of parathormone
b. contraception
c. Physiological mechanism of accommodation
d. Feedback mechanism

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[ 130 ] P4182

This post was last modified on 28 December 2021