Date: 08-07-2011
0711 E040
First Year MBBS Examination
I MBBS Physiology Paper 2
Time: 3 hours

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Max
Marks: 50
Instructions: 1. Answer to the points. 2. Use
separate answer books for each section. 3.
Draw diagrams wherever necessary.

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Section 1
1. Give an account of any TWO of the following
(10)
a. Nerve fibre types and function.
b. Properties of synapse.

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c. Endocochlear potential.
2. Write Short notes of (any two) (6)
a. Oxytocin
b. Calcitonin
c. Renin

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3. Answer any one (3)
a. LH Surge

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b. Corpus Luteum
4. Discuss Any TWO (6)
a. Bile salt

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b. Enterohepatic circulation
c. Enteric Nervous system
Section 2
1. Write Short notes on (any two) (10)
a. Inverse stretch reflex

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b. Spinothalamic pathway
c. Hypothalamus role in autonomic nervous
system control.
2. Write Short notes on (any two) (6)
a. Impedance matching

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b. Color vision
c. Retina functions.
3. Answer any one (3)
a. Properties of cardiac muscle
b. Ionic basis of nerve action potential

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4. Give your comments with justification of Any
SIX (6)
a. Knee jerk in upper motor neuron lesion.
b. Gall bladder pain refer to shoulder.

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c. Afterload effect cardiac output.

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d. Cretinism.
e. Plasma proteins as buffer.
f. Hyperkalemia correct quickly.
g. Salivary amylase in starch digestion.
h. Iron transport from gut to blood circulation.

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i. Tympanic reflex is a protective reflex.
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