Download MBBS KUHS 1st Year 2019 January 103001 Physiology Paper I Question Paper

Download MBBS (Bachelor of Medicine, Bachelor of Surgery) KUHS (Kerala University of Health Science) 1st Year (First Year) 2019 January 103001 Physiology Paper I Previous Question Paper

Q.P. Code: 103001

Reg. No.: .....................

First Professional MBBS Degree Supplementary Examinations

January 2019



Physiology - Paper I

Time: 3 Hours

Total Marks: 50

Answer all questions

Draw Diagrams wherever necessary

Long essay

(10)

1. A 16 years old boy had continuous oozing of blood following tooth extraction for

caries. Answer the following:

What is the probable cause of the bleeding.
Describe the extrinsic pathway of clotting using a schematic diagram.
Mechanism of action of heparin as an anticoagulant.
Role of vitamin K in clotting.
Explain why blood does not normally clot inside the body



(1+3+2+2+2)

Short essays

(2x5=10)

2. Describe briefly the mechanical events of cardiac cycle.
3. Factors influencing glomerular filtration.

Answer briefly

(5x3=15)

4. Second stage of deglutition
5. Differentiate between Haldane and Bohr effect.
6. Factors affecting diffusion across respiratory membrane
7. Entero-hepatic circulation
8. Glomerulo-tubular feedback

Draw and label

(2x2? =5)

9. ECG in lead II
10. Pressure changes during normal respiratory cycle

Explain the physiological basis of the following

(5x2=10)

11. Change in heart rate during exercise

12. Mucosal barrier and peptic ulcer

13. Hypoxia in cyanide poisoning

14. Reactive hyperemia

15. Tubular maximum and renal threshold for glucose.



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