Q.P. Code: 103001 Reg. no.: …………………
First Professional MBBS Degree Supplementary Examinations
January 2018
PHYSIOLOGY Paper I
Time: 3 Hours Total Marks: 50
Answer all questions
Draw Diagrams wherever necessary
Long essay
1. A 12 years old boy had a swelling in the knee joint after a small injury. His clotting
time was 12 min. Answer the following:
What may be the probable diagnosis and what is its cause
Explain the clotting mechanism in detail
Mention and interpret the tests for assessing bleeding and clotting time
Short essays (2x5
2. Explain the factors regulating cardiac output
3. Explain the mechanism maintaining osmotic gradient in renal medullary interstitium.
Answer briefly
4. Surfactant
5. T lymphocyte
6. Small intestinal hormones
7. Dead space
8. Pancreatic juice composition
Draw and label (2x2½
9. Conducting system of heart
10. JG apparatus
Explain the physiological basis of the following
11. Respiratory rhythm
12. Pernicious anemia
13. Renin secretion
14. Fourth heart sound
15. Cephalic phase of gastric juice secretion.