DNB 2017 Dec Previous Question Papers-(Diplomate of National Board) Under NBE
PHYSIOLOGY
PAPER - I
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Time : 3 hours
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:
- a) Define homeostasis. 1
b) Explain in brief characteristic features of negative and feedback mechanisms. Give appropriate examples. 6
c) Add a note on Feed Forward Control system. 3 - a) Illustrate with the help of diagram /flow chart the formation of temporary and permanent haemostatic plugs. 5
b) Components and physiological importance of Fibrinolytic system. 3
c) Pathophysiology of disseminated intravascular coagulation. 2 - a) Enumerate various components of Cytoskeleton. Explain in brief the structure and function of each. 6
b) List the major molecular motors and their functions. 4 - a) Role of folic acid in erythropoiesis 4
b) Features and laboratory investigations of folic acid deficiency anemia (3+3) - a) Steps involved in production of hyperosmotic renal medullary interstitium. 5
b) Role of vasa-recta in excreting concentrated urine 3
c) Free-water clearance 2 - a) Define Glomerular Filtration Rate (GFR) 1
b) Determinants of GFR 3
c) Autoregulation of GFR and renal blood flow 3
d) Measurement of GFR 3 - a) What is Mononuclear Phagocytic System? 2
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b) What are its components, their location and functions in human body? 8 - a) Define ageing 1
b) Theories of ageing 5
c) Anti-ageing therapies 4 - a) Sampling techniques in medical research 6
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b) ANOVA 4 - a) What are the factors affecting metabolic rate? 6
b) Obesity 4
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