Download DNB 2016 Dec FORENSIC MEDICINE PAPER 3 Question Paper

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FINAL EXAM NATIONAL BOARD OF EXAMINATIONS
DECEMBER 2016
FORENSIC MEDICINE
PAPER - III
FRM/D/16/09/111

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Time : 3 hours
Max. Marks :100

Important instructions:
Attempt all questions in order.
Each question carries 10 marks.

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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.

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Draw table/diagrams/flowcharts wherever appropriate.

Write short notes on:

1. How histopathology of lungs help in diagnosis of drowning: 2+2+2+2+2
   1. Fresh water drowning
   2. Salt water drowning
   3. Immersion syndrome

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   4. Dry drowning
   5. Secondary drowning
2. Mechanism of action, toxicokinetics, signs & symptoms, 2+2+2+2+2 management and PM findings in a case of carbon dioxide poisoning.
3. How would you date subdural hematoma:on the basis of gross 5+5 and histopathology?

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4. Mechanism of action, toxicokinetics, signs & symptoms, 2+2+2+2+2 management and PM findings. in a case of formaldehyde poisoning.
5. 1. Give the mechanism of action of nitrites and nitrates as well as 6+4 that of its antidote - methylene blue.
   2. Explain why methylene blue treats methemoglobinemia in low doses, but produces methemoglobinemia in high doses.
6. 1. Pathology of renal trauma. 4+(3+3)

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   2. What is Pascal’s law and how it explains renal injuries?
7. 1. Signs and symptoms of acute and chronic thallium poisoning. 4+6
   2. How would you manage such a case? Give only the relevant PM findings.

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8. Pathophysiology, signs & symptoms and medicolegal importance 2+3+5 of hymenoptera stings.
9. Write down in relation to metabolism of ethanol, why excess 2+2+2+2+2 alcohol causes:
   1. Hypoglycaemia
   2. Over weight
   3. Liver damage
   4. Alcohol dependence

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   5. Classify alcohol dependence
10. Classify war gases. Give the major sign and symptoms and 3+7 treatment of each class.

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