Thursday, January 7, 2016

FIRST M.B.B.S.,2011 Question Paper,Paper V – BIOCHEMISTRY – I,Dr. MGR University Question Paper

Dr. MGR University Question Paper
FIRST M.B.B.S. DEGREE EXAMINATION
Revised (Non-Semester) Regulations
Paper V – BIOCHEMISTRY – I
Q. P. Code : 524055
Time : Three hours Maximum: 100 Marks
Answer ALL questions.
Draw Suitable diagrams wherever necessary
I. Essay Questions : (2 x 15 = 30)
 1. Describe the chemistry, sources, daily requirement, biochemical functions and
 deficiency manifestations of Vitamin – B12.
 2. Describe how cholesterol is synthesized in our body.
 What are the products formed from Cholesterol?
II. Write Short notes on : (10 x 5 = 50)
1. Active form of Vitamin D and its biochemical role.
2. Catabolism of Hemoglobin.
3. Protein energy malnutrition.
4. Ketogenesis.
5. Fatty acid synthase complex.
6. Glycogen Metabolism.
7. Enzyme inhibition.
8. Glycosylated hemoglobin.
9. Oxidation phosphorylation.
 10. Regulation of blood glucose.
III. Short Answer Questions : (10 x 2 = 20)
 1. Zymogen.
 2. Name two zinc containing enzymes.
 3. Ferritin.
 4. Define Km.
 5. Functions of selenium.
 6. What are cytochromes?
 7. Brown adipose tissue.
 8. Lactose intolerance.
 9. Define respiratory quotient.
 10. Functions of Vitamin K.
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