FINAL EXAM NATIONAL BOARD OF EXAMINATIONS
DECEMBER 2016
POSSESSION USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE
EXAMINATION HALL.
PHYSIOLOGY
PAPER IV
PHY/D/16/36/IV
Time 3 hours
Max. Marks 100
Important instructions:
• Attempt all questions in order.
• Each question carries 10 marks.
• Read the question carefully and answer to the point neatly and legibly.
• Do not leave any blank pages between two answers.
• Indicate the question number correctly for the answer in the margin space.
• Answer all the parts of a single question together.
• Start the answer to a question on a fresh page or leave adequate space between two answers.
• Draw table/diagrams/flowcharts wherever appropriate.
Write short notes on:
1. Define Homeothermic and Poikilothermic animals.
Heat stroke and its management.
Physiological variations in body temperature.

2. Gastric mucosal barrier.
Factors affecting the barrier.
Pathophysiology of peptic ulcer.

3. Define stress.
Integrated response of various endocrine glands in
stress adaptation.
2+8
4. Enumerate the stages of spermatogenesis.
Factors affecting spermatogenesis.
Cryptorchidism.

5. Calcium balance in the body.
Integrated role of hormones for its maintainance.
3+7
6. Give an account of migrating motor complexes.
Functions of the lower esophogeal sphincter.
Achalasia.

7. Classify oral contraceptives.
Mechanism of action of oral contraceptives.
Recent advancements in oral contraceptives.

8. Pharmacologic and pathologic effect of glucocorticoids.
Regulation of glucocorticoid secretion.
5+5
9. Autophagy
Thyroid hormone synthesis
5+5
10. Effects of intracellular deficiencies of glucose.
Differentiate between Type I Type II diabetes mellitus.
6+4