Download WBUHS MBBS 1st Year WBUHS Physiology Paper II 2020 January Question Paper

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The West Bengal University of Health Sciences

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Subject: Physiology
Paper : II

Full Marks: 50
Time: 2 ½ hours

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Attempt all questions. The figures in the margin indicate full marks.

Group A

1. a) Give an account of natural pain control mechanisms. What is referred pain? Give two examples. What are the theories of referred pain? 5+1+2+4

   or

   b) Summarize the effects of insulin on various tissues. What is glucose tolerance test? What are the major differences between type I & type II diabetes mellitus? 5+3+4

Group B

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2. Answer any two of the following: 2 x 7
   1. Outline the process involved in the secretion H+ into the tubules. What is the significance of these processes in the regulation of acid- base balance? 4+3
   2. Draw a diagram showing optic pathways with proper labeling. What are the effects of transaction at different locations of the optic pathways? What is macular sparing? 3+3+1
   3. Name the key hormones secreted by Leydig cells & Sertoli cells of the testes. Outline the steps involved in spermatogenesis. 2+5

Group C

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3. Write a brief account on any four of the following: 4 x 3
   1. Placental Hormones.
   2. Tubulo-glomerular feedback.
   3. Cretinism.
   4. Myopia.
   5. Parkinsonism.

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Group D

4. Give the physiological explanation of the following: 4 x 3
   1. Low serum level of sodium increases aldosterone secretion.
   2. GFR is measured by creatinine clearance test.
   3. 'Automatic Bladder' is produced in complete transection of spinal cord.

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   4. Babinski's sign is positive in infants.

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