Download MBBS 1st Year 2012 Feb 524055 Biochemistry I Question Paper

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FEBRUARY 2012 Sub. Code: 4055

FIRST M.B.B.S. DEGREE EXAMINATION

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Revised (Non-Semester) Regulations

PAPER V – BIOCHEMISTRY - I

Q. P. Code : 524055 Maximum: 50 Marks

Time : 180 Minutes Answer ALL questions in the same order

I. Elaborate on :

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1. Describe the components and reactions of electron transport chain. Add a note on its inhibitors. (1 x 10 = 10)
2. Describe the dietary sources, daily requirement, biochemical function and deficiency symptoms of vitamin C. (1 x 5 = 5)

II. Write Short notes on : (10 x 2 = 20)

1. Balanced diet
2. Causes of hypoglycaemia.

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3. Allosteric inhibition.
4. Obesity.
5. Alkaptonuria.
6. Functions of mitochondria.
7. Glycosylated haemoglobin.

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8. Neo glucogenesis.
9. Thalessemias.
10. Puring salvage path way.

III. Short Answers on : (15 x 1 = 15)

1. Markers of nucleus and mitochondria.

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2. Name 2 tumour markers.
3. Functions of phospho lipids.
4. Name the essential fatty acids.
5. Active forms of Thiamine and Riboflavin.
6. Name the ketone bodies.

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7. Significance of rapaport - leubering cycle.
8. Name two glycogen storage diseases.
9. Significance of HMP shunt.
10. Name the derivatives of cholesterol.
11. Name the urea cycle disorder.

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12. Causes of increased blood urea level.
13. Name the derivatives of tryptophan.
14. Fluorosis.
15. Parameter for the assessment of nutritive value of proteins.

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