WBUHS MBBS First Year 2014 Physiology Paper I 2014 Supplementary Question Paper

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The West Bengal University of Health Sciences
MBBS 1st Professional (Supplementary) Examination 2014

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Subject: Physiology
Paper: I

Full Marks: 50
Time: 2 ½ hours

Use separate answer script for each group

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Group - A

1. a) What is hemophilia? Enumerate the steps of haemostasis. Describe the intrinsic pathway of coagulation.

   2+3+7

   or

   b) What do you mean by normal blood pressure? Discuss the regulation of blood pressure in a normal individual, what happens in systolic and diastolic blood pressure in Aortic incompetence?

   4+5+3

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Group - B

2. Answer any two questions:
   1. What is sinus arrhythmia? What is the cause?

      2+5

   2. What is meant by gastric mucosal barrier? What are the changes in it that lead to peptic ulceration?

      2+5

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   3. Describe the role of ATP in the skeletal muscle contraction and relaxation.

      7

Group - C

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3. Write short notes on any four of the following:

   4 x 3

   1. Law of Land steiner.
   2. Alveolocapillary membrane.
   3. Venous return.
   4. Enterohepatic cycle.

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   5. Excitation contraction coupling in skeletal muscle.

Group - D

4. Give the physiological explanation of the following:

   4 x 3

   1. Anaemia occurs after gastrectomy.

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   2. In anaemic hypoxia oxygen therapy does not produce much help.
   3. Oedema is seen in chronic liver disease.
   4. Removal of terminal ileum may lead to Steatorrhoea.

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