Dr MGR Educational and Research Institute 2011 M.B.B.S FIRST Revised (Non-Semester) Regulations IV - PHYSIOLOGY INCLUDING BIOPHYSICS - II QPCode : 524054 - Question Paper

February 2011
FIRST M.B.B.S. DEGREE exam.
Revised (Non-Semester) Regulations
Paper IV - PHYSIOLOGY INCLUDING BIOPHYSICS - II
Q. P. Code : 524054
Time : 3 hours Maximum: 100 Marks

I. Essay ques. : (2 x 15 = 30)

1. describe Cardiac output. explain the factors regulating the cardiac output. Add a note on Fick's principle.

2. Trace the visual pathway and the effects of lesion at different points in the
pathway.

II. Write Short notes on : (10 x five = 50)

1. Normal ECG in Lead II.

2. Regulation of coronary blood flow.

3. Compliance of lung.

4. Carbon dioxide transport.

5. Dysbarism.

6. Functions of Thalamus.

7. REM sleep.

8. Decerebrate rigidity.

9. Taste pathway.

10. Theories of hearing.

III. Short ans ques. : (10 x two = 20)

1. State Frank Starling's legal regulations of the heart.

2. List short term regulation of blood pressure.

3. Intrapleural pressure.

4. State dead space and its normal value.

5. describe Histotoxic hypoxia with an example.

6. What is Bell - Megendie law?

7. 4 functions of Reticular activating system.

8. Functions of prefrontal lobe.

9. What is Endo chochlear potential?

10. Delta waves in EEG.

Earning:   Approval pending.