Dr MGR Educational and Research Institute 2010 M.B.B.S FIRST Revised (Non-Semester) Regulations VI - BIOCHEMISTRY - II QPCode : 524056 - Question Paper

August 2010
FIRST M.B.B.S. DEGREE exam.
Revised (Non-Semester) Regulations
Paper VI - BIOCHEMISTRY - II
Q. P. Code : 524056
Time : 3 hours Maximum: 100 Marks
I. Essay ques. : (2 x 15 = 30)

1. define the separation of Serum Proteins by paper electrophoresis. Draw
the trend of electrophoresis in i) Multiple Myeloma ii) Nephrotic
Syndrome.

2. How is blood pH regulated?

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

1. Genetic code.

2. Formation of Epinephrine.

3. Cytochrome 450.

4. Purine Salvage pathways.

5. Dehydration.

6. LAC operon.

7. Orotic acidurias.

8. t RNA.

9. Phenyl ketoneuria.

10. Water toxicity.

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

1. Xeroderma pigmentosum.

2. Hemoglobin S.

3. Functions of parathyroid hormone.

4. Mention 2 2nd messengers.

5. Symport.

6. Oxytocin.

7. Addison's disease.

8. Functions of Glucagon.

9. Gama Amino Butyric Acid.

10. Hartnup's disease.

Earning:   Approval pending.