PHYSIOLOGY PAPER 1-2013 AUGUST-KUHS MBBS

Q.P.Code:                                                                   Reg. no.:……….
First Professional MBBS Degree Examinations, August 2013
Physiology Paper 1
Time:3 Hours Total marks:50
  • Answer all questions
  • Draw diagrams whenever necessary

Long essay (10)
1. A road traffic accident victim was found to be unconscious and breathing in an irregular rhythm. From your knowledge of physiology
  • Name two types of periodic breathing
  • Explain the neural regulation of respiration
  • What is the mechanism of function of medullary chemo receptors (1+5+4=10)

Short essays(2×5=10)
2. Name the components of the enteric nervous system and outline its functions
3. Describe the intrinsic pathway of coagulation. Mention one test for assessing it
Answer briefly(5×3=15)           
4. Law of intestine
5. Sickle cell anemia
6. Non renal functions of kidney
7. Pathophysiology of peptic ulcer
8. Cystometrogram
Draw and label (2×2.5=5)
9. Splay
10. Cardiac muscle action potential
Explain the physiological basis of the following (5×2=10)
11. Korotkoff’s sounds
12. Alveoli are dry
13. Skin is cold in hypovolemic shock
14. Q wave in an ECG

15. Thirst in diabetes mellitus