First Year MBBS Examination
I MBBS Physiology Paper 2
Date: 12-08-2013
Time: 3 hours
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Max Marks: 50Instructions:
1. Answer to the points.
2. Figure to the right indicates marks.
3. Use separate answer books for each section.
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4. Draw diagrams wherever necessary.5. Write legibly.
Section 1
1. Explain in detail: (any two) (10)
a) Spermatogenesis and its control (A.476)
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(8.637)b) Changes during Menstrual cycle
c) Hormones acting on calcium metabolism
2A. Write brief notes on (any two) (6)
a) Counter current mechanism (A.329) (8.403)
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b) Renal function testc) Factors affecting GFR (A.320) (8.388)
2B. Write brief on (any one) (3)
a) Hemianopia
b) Accommodation reflex (A.995) (B.894)
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3. Give brief on (any two) (6)a) Organ of Corti (A.1047)
b) Auditory pathway
c) Pathway for taste sensation (A.1061)
(8.947)
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Section 24. Explain in detail (any two) (10)
a) Corticospinal tract with its functions
b) Functions of Limbic system
c) Mechanism of Inhibition and Facilitation at
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synapse (A.817) (8.700)5A. Write briefly on (any two) (6)
a) Referred pain (A.873) (8.807)
b) Aphasia (A.945) (8.875)
c) Receptor potential (A.811)
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5B. Write briefly on (any onc) (3)a) Parkinsonism (A.882) (8.730)
b) Myasthenia Gravis (A.212) (8.65)
6. Short explanatory objective questions (6)
a) Intolerance to heat in hyperthyroidism
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b) Role of FSH hormone in malec) Myopia is corrected by biconcave lens
(A.1040) (8.896)
d) Tympanic reflex unable to protect tympanic
membrane against gun shot sound
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e) Babinski's sign in positive in deep sleep
f) Flaccid paralysis in lower motor neuron
lesion
g) Na+ essential for Glucose reabsorption in
kidneys
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h) Conduction of impulse is unidirectional inchemical synapse
i) REM sleep is paradoxical sleep (A.932)
(8.865)
j) Tactile discrimination ability poor at back
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