Dr MGR Educational and Research Institute 2010 M.B.B.S FIRST Revised (Non-Semester) Regulations V - BIOCHEMISTRY - I QPCode : 524055 - Question Paper

August 2010
FIRST M.B.B.S. DEGREE exam.
Revised (Non-Semester) Regulations
Paper V - BIOCHEMISTRY - I
Q. P. Code : 524055
Time : 3 hours Maximum: 100 Marks

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

1. define the citric acid cycle. How is it regulated? What is its amphibolic
role?

2. define the chemistry, absorption, functions and deficiency manifestations
of Vitamin A.

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

1. Inhibitors of Electron Transport Chain.

2. Transport of Bilirubin.

3. Vitamin E.

4. Substrate level Phosphorelation.

5. Gluconeogenesis.

6. Regulation of enzyme activity.

7. Abnormal hemoglobins.

8. Digestion and absorption of Triacylglycerols.

9. Biomedical importance of derivatives of Cholesterol.

10. Significance and disorders of Pentose Phosphate pathway.

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

1. Mutarotation.

2. Subcellular organelles.

3. Free radicals.

4. Basal metabolic rate.

5. Essential amino acids.

6. Causes of fatty liver.

7. Renal glycosuria.

8. Role of HDL as scavenger of Cholesterol.

9. FIGLU.

10. Dietary fibers.

Earning:   Approval pending.