Download VNSGU MBBS First Year 2015 December MU 4005 Biochemistry Paper I Question Paper

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MU-4005

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First Year M. B. B. S. Examination

December 2015

Biochemistry : Paper - I

Time : 2 ½ Hours] [Total Marks : 40

Instruction:

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Fill up strictly the details of signs on your answer book.

Name of the Examination:

FIRST YEAR M. B. B. S.

Name of the Subject:

BIOCHEMISTRY PAPER - I

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Subject Code No.: 4005 Section No. (1,2,...) 1&2 Seat No.:

SECTION-I

1. Short notes: (2 out of 3) 8

   1. Regulation of pH
   2. Diabetes mellitus

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   3. Phospholipids.

2. Write in brief: (4 out of 6) 12

   1. Biological importance of HMP Shunt
   2. HbA1C

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   3. Malnutrition
   4. Chemiosmotic theory of ATP production
   5. Atherosclerosis
   6. ATP.

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MU-4005] 1 [ Contd......

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SECTION - II

3. Read the case and answer the questions given below: 10

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   A 54 year old unconscious obese person was brought to emergency department with increase respiratory rate and very low blood pressure (70/40 mm Hg). Random blood glucose using Glucometer showed 780 mg/dl result. Arterial blood showed pH of 7.1. Serum ketone bodies were high.

   1. How body mass index is used to diagnose obesity?
   2. Why does respiratory rate increase in response to metabolic acidosis ?
   3. Define fasting and post-prandial glucose.
   4. Name organ producing ketone bodies. Are ketone bodies useful to body? Explain.

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   5. Why does uncontrolled diabetes mellitus cause acidosis?

4. Write Justification in 2-3 lines : (5 out of 7) 10

   1. Na+-Glucose contransport is important in the treatment of diarrhea.
   2. Brown adipose tissue reduces obesity.

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   3. Sucrose is non reducing sugar
   4. Tri-carboxylic acid cycle is amphibolic.
   5. Aspirin reduces platelet aggregation.
   6. Cataract is more common in galactosemia.
   7. Fibers in diet are essential nutrients.

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MU-4005] 2 [100]

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