DNB 2020 Dec Previous Question Papers-(Diplomate of National Board) Under NBE
FINAL EXAM
DECEMBER 2020
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PHYSIOLOGY
PAPER-II
Time: 3 hours PHY/D/20/36/1 Max. Marks:100
Important Instructions:
- You are provided with 5 answer sheet booklets. Each individual answer sheet booklet consists of 10 pages excluding the covering jackets.
- Answers to all the questions must be attempted within these 5 answer sheet booklets which must be later tagged together at the end of the exam.
- No additional supplementary answer sheet booklet will be provided.
- 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:
- Describe nervous mechanisms which play important role in the integrated cardio-vascular regulation. Enumerate laws and principles of hemodynamics. 5+(3+2)
- Describe the regulation of cardiac output. Write a note on Fick’s principle and Dye dilution method of measuring cardiac output. 5+5
- Describe the transport of CO2 from cell to atmosphere including chloride shift and Haldane’s effect. 6+4
- Describe mechanism of secretion of hydrochloric acid (HCI) in stomach. What are the main stimuli for HCI secretion? 7+3
- Describe the functions of GIT hormones - Cholecystokinin (CCK-PZ) and Gastrin. Write the stimuli which case stimulation of these hormones. 5+5
- Describe events of cardiac cycle along with pressure and volume changes. What is the cause of 3™ heart sound and why it can be normally heard in pregnant women? 7+3
- Evolution process of respiratory system in amphibian and mammalian species. 3+7
- Describe Glomerular filtration from reptiles to animals. Briefly describe counter-current mechanism in humans. 5+5
- Discuss pathophysiology of circulatory shock. What is irreversible shock? 5+5
- Define pH & its importance in homeostasis. Describe the role of kidneys in acid base balance. Write a note in metabolic acidosis. 2+5+3
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POSSESSION/USE OF CELL PHONES OR ANY SUCH ELECTRONIC GADGETS IS NOT PERMITTED INSIDE THE
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