Instructions:
RUHS
First Year MBBS Examination
I MBBS PHYSIOLOGY PAPER I
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Time: 3 hoursMax Marks: 50
INSTRUCTIONS: 1. Que. No.1 and 5 in section A
and B are compulsory. Attempt ANY TWO
questions from rest of the questions in each section.
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2. Use separate answer sheet for each section.Section 1
1. Explain what and why will happen: (10)
a. To pain sensation when a person does severe
muscular exercise (C2-903)
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b. To blood pressure when there is increase Aaldosterone level (C2-732)
c. To basal body temperature after ovulation in
female (C2-809)
d. What is cretinism and why there is mental
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retardation in critin child? (A.412) (8.558) (C2-698)
e. If there is thrombosis of Posterior Cerebral
Artery Postero-lateral Branch
2. Describe (8)
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a. Mechanism of skeletal muscle contradiction(C1-168)
b. Properties of synapse (C2-865)
3. Explain with the help of diagram/graph (8)
a. Mechanism of suckling Reflex (C2-682)
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b. C.S.F.(C1-372)4. Write notes on the following (8)
a. Salutatory conduction (C2-146)
b. Vegetative Function of Hypothalamus(A.857)
(8.739) (C2-1012)
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Section 25. Mention the important difference between any
two: (8)
a. UMN lesion and LNM lesion (C2-919)
b. Conductive deafness and nerve
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deafness(A.1022) (8.938)(C2-1083)c. EPSP and IPSP(A.815) (8.780) (C2-859)
6. Draw labelled diagram of the following any two
(8)
a. Hypothalamo - Hypophyseal tract and
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Hypothalamo - Hypophyseal portal system (C2-
668)
b. Neuromuscular junction (A.199) (8.63)(C1-157)
c. Visual pathway (A.989) (B.904) (C2-1094)
7. Describe (8)
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a. Tetany(A.423) (8.563)(C2-717)b. Parkinson's disease(A.918) (B.738) (C2-999)
8. Write (8)
a. Righting reflexes(C2-955)
b. Horner's syndrome(B.772)
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