First Year MBBS Examination
I MBBS Biochemistry Paper 1
Time: 3 hours
Max Marks: 50
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Instructions:1. Answer to the points.
2. Figure to the right indicates marks.
3. Use separate answer books for each section.
4. Draw diagrams wherever necessary.
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5. Write legibly.Section 1
1. Write short notes on: (any two)
a. Enzyme inhibition with suitable examples
b. Jaundice
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c. Blood buffers and its importance (10)2. Write Short notes on (any three)
a. Various types of abnormal hemoglobin
b. Prostaglandins
c. Active transport
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d. Enzyme inhibitione. Glycoproteins (9)
3. Write Short notes on (any two)
a. Diagnostic importance of Enzyme assay
b. Renal function rests
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c. Electrophoresis (6)Section 2
4. Write Short notes on (any two)
a. Lipoproteins
b. Electro transport chain and its inhibitors
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c. Diabetes mellitus and its complications (10)5. Write Short notes on (any three) out of five)
a. Purine Salvage pathway
b. Tumour markers
c. Cell mediated immunity
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d. Health hazards of air pollutione. High energy compounds (9)
6. Read the case report and answer the following: A
50-year-old obese male is admitted to hospital with
complaints of severe chest pain sharpness of breath
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and sweating. (6)
ECG changes and blood enzyme profile confirmed
the diagnosis of arcade.
a. What are isoenzymes?
b. What are isoenzymes of LDH?
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c. Mention common risk factors of coronary arterydisease
d. Which are the different cardiac markers?
e. Which are the drugs used to lower serum
cholesterol level?
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f. Which enzymatic preparation can be usedtherapeutically to dissolve the clots?
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