Injuries by Physical Agents (Heat Cold Electricity Radiation) MCQ Quiz | Forensic Pathology

Welcome to the Forensic Pathology quiz on Injuries by Physical Agents. This quiz is specifically designed for MBBS students to test and reinforce their understanding of thermal injuries, electrocution, and radiation effects. Covering 25 multiple-choice questions, this assessment delves into key concepts like burn classification, post-mortem findings in hypothermia, characteristics of electrical marks, and the pathological changes from radiation exposure. Answering these questions will help solidify your knowledge for exams. After submitting your answers, you will receive your score and see the correct responses highlighted. You can also download a PDF copy of all questions and their correct answers for future revision. Best of luck!

1. The “pugilistic attitude” seen in bodies recovered from a fire is due to:

2. A “Joule burn” or “electrical mark” is typically characterized by:

3. Wischnewski spots, small hemorrhagic erosions in the gastric mucosa, are a characteristic finding in deaths due to:

4. In a death from electrocution, the most common immediate cause of death is:

5. The “line of demarcation” is a crucial feature to distinguish between:

6. “Paradoxical undressing” is a phenomenon sometimes observed in deaths from:

7. Which type of electrical current is considered more dangerous at the same voltage due to its ability to cause tetanic muscle contraction?

8. The hematopoietic syndrome in Acute Radiation Syndrome (ARS) typically occurs with a whole-body dose of:

9. A cherry-red discoloration of viscera and blood in a body found in a fire is highly suggestive of:

10. Lichtenberg figures, or ferning patterns, are pathognomonic of:

11. A ‘scald’ is a burn caused by:

12. In forensics, soot in the trachea and bronchi is a vital sign indicating:

13. The severity of an electrical injury is LEAST dependent on:

14. Which of the following is considered a stochastic effect of radiation?

15. “Trench foot” is a condition resulting from prolonged exposure of the feet to:

16. The presence of heat hematoma (epidural hematoma) in a fire victim is most often:

17. In frostbite, the initial and most significant pathological event is:

18. Which organ system is most sensitive to ionizing radiation?

19. In a judicial hanging, the cause of death is typically fracture-dislocation of the upper cervical spine. In a low-voltage electrocution, what is the primary cause of death if the current path is hand-to-hand?

20. ‘Flashover’ in a lightning strike refers to:

21. The “Rule of Nines” is used in burn victims to estimate:

22. The most common cause of death in the late period (weeks) after a severe burn is:

23. Which of the following tissues has the highest resistance to the flow of electricity?

24. Heatstroke is a form of hyperthermia characterized by a core body temperature above 40°C (104°F) and:

25. A burn that involves the epidermis and the entire dermis, appearing white, leathery, or charred, is classified as a: