Dr. MGR University Question Paper
FIRST M.B.B.S. DEGREE EXAMINATION
Paper V – BIOCHEMISTRY – I
Q. P. Code : 524055
Time : 180 Minutes Maximum: 50 Marks
Answer ALL questions.
Draw Suitable diagrams wherever necessary
I. Elaborate on: (2 x 7.5 = 15)
1. What is the normal blood sugar level?
Describe in detail how it is maintained within normal limits.
2. Mention the source, daily requirement of vitamin B12.
Describe its absorption biochemical function and deficiency manifestations.
II. Write notes on : (10 x 2.5 = 25)
1. Fatty liver & lipotropic factors
2. Digestion and absorption, transport of iron
3. Isoenzymes and their diagnostic importance
4. Define Biological Oxidation & mechanism of ATP synthesis
5. The principles of balances diet
6. Transport mechanism-across cell membrane
7. Cytochrome P450
8. Galactosemia
9. Prostaglandins and their importance
10. Ketosis
III. Short Answers on: (10 x 1 = 10)
1. Key enzyme of cholesterol synthesis and its regulation
2. FIGLU
3. Refsum’s disease
4. Comparison between prokaryotic an eukaryotic cells
5. Glycosides
6. Metal cofactors of enzymes
7. Beri Beri
8. Lipid Profile
9. Limiting aminoacids
10. Glucose 6 Phosopate dehydrogenase enzyme
*******
FIRST M.B.B.S. DEGREE EXAMINATION
Paper V – BIOCHEMISTRY – I
Q. P. Code : 524055
Time : 180 Minutes Maximum: 50 Marks
Answer ALL questions.
Draw Suitable diagrams wherever necessary
I. Elaborate on: (2 x 7.5 = 15)
1. What is the normal blood sugar level?
Describe in detail how it is maintained within normal limits.
2. Mention the source, daily requirement of vitamin B12.
Describe its absorption biochemical function and deficiency manifestations.
II. Write notes on : (10 x 2.5 = 25)
1. Fatty liver & lipotropic factors
2. Digestion and absorption, transport of iron
3. Isoenzymes and their diagnostic importance
4. Define Biological Oxidation & mechanism of ATP synthesis
5. The principles of balances diet
6. Transport mechanism-across cell membrane
7. Cytochrome P450
8. Galactosemia
9. Prostaglandins and their importance
10. Ketosis
III. Short Answers on: (10 x 1 = 10)
1. Key enzyme of cholesterol synthesis and its regulation
2. FIGLU
3. Refsum’s disease
4. Comparison between prokaryotic an eukaryotic cells
5. Glycosides
6. Metal cofactors of enzymes
7. Beri Beri
8. Lipid Profile
9. Limiting aminoacids
10. Glucose 6 Phosopate dehydrogenase enzyme
*******
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