DNB 2017 Dec Previous Question Papers-(Diplomate of National Board) Under NBE
DECEMBER 2017
BIOCHEMISTRY
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PAPER - II
Time : 3 hours BIO/D/17/03/11 Max. Marks :100
Important instructions:
- Attempt all questions in order.
- Each question carries 10 marks.
- Read the question carefully and answer to the point neatly and legibly.
- Do not leave any blank pages between two answers.
- Indicate the question number correctly for the answer in the margin space.
- Answer all the parts of a single question together.
- Start the answer to a question on a fresh page or leave adequate space between two answers.
- Draw table/diagrams/flowcharts wherever appropriate.
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Write short notes on:
- Significance of HMP shunt pathway. Add a note on G6PD deficiency. 7+3
- a) Oxidative phosphorylation 6+4
b) Substrate level phosphorylation - Peptide hormones regulating food intake. 10
- Chronic complications of diabetes mellitus. Add a note on Polyol pathway. 6+4
- Reactive oxygen species and their scavengers. 6+4
- Protein energy malnutrition, types, clinical and biochemical features 10
- a) Glycemic-index 5+5
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b) Dietaryfibre - a) Role of selenium as antioxidant 5+5
b) Iron toxicity - a) Nitric oxide: synthesis and its functions. 5+5
b) Serotonin: synthesis and its role in body. - a) Methyl trap hypothesis 5+5
b) Biologically ‘active’ forms of B12
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PUSSESSION/USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE EXAMINATION HALL.
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