PHYSIOLOGY PAPER 1-1ST MBBS KUHS-AUGUST 2014

 Q.P.Code:103001                                             Reg.no:…………….

First professional MBBS Degree Examinations, August 2014
PHYSIOLOGY-PAPER I

Time: 3Hours                                           Total Marks:50

• Answer all questions 
• Draw diagrams wherever necessary

Long essay (10)

1. Oxygen delivery to tissues will be greatly reduced in a patient with carbon monoxide poisoning. Answer the following:

• What is the physiological basis for reduced oxygen delivery to the tissues? 
• Describe the functional significance of oxygen-hemoglobin dissociation curve.
• Mention the factors which will shift oxygen dissociation curve to right and left   (2.5+5+2.5=10)

Short essay (2×5=10)

2. Regulation of pancreatic exocrine secretion
3. Jugular venous pulse

Answer briefly (5×3=15)

4. Venous return
5. Fetal hemoglobin
6. Periodic breathing
7. Post prandial alkaline tide
8. Nephrotic syndrome*/ Micturition reflex**

Draw and label (2×2.5=5)

9. Draw and label diagram of lung volumes and capacities
10. Draw ECG recorded in lead II

Explain the physiological basis of the following (5×2=10)

11. Splay in renal glucose re-absorption curve
12. Dicumarol as an anticoagulant
13. Leucocytosis
14. Dead space
15. Tubulo glomerular feed back

*Question changed
**New question