PGIMER, Chandigarh, chapter MECHANICAL INJURIES, FMT Questions.

              PGIMER, CHANDIGARH

                   CHAPTER  MECHANICAL  INJURIES

1. Antemortem bruise is differentiated from postmortem bruise by (PGI 1999)

    A. Well defined margin

    B. Capillary rupture with extravasation blood and ligature mark

    C. Yellow colour

    D. Gaping.

Answer: C. Yellow colour.

2. Use of wadding in a smooth bore gun rifle produces all except (PGI 2000)

    A. Causes fatal injuries

    B. Helps in lubrication

    C. Optimum pressure

    D. Sealing the air.

Answer: A. Causes fatal injuries.

3. Incised looking laceration is seen in all except (PGI 2001)

    A. Iliac crest

    B. Zygomatic bone

    C. Shin

    D. Chest.

Answer: D. Chest.

4. Lacerated wound appears as incised wound in which of the following sites (PGI 2001)

    A. Scalp

    B. Tibial shin

    C. Anterior abdominal wall

    D. Anterior thigh

    D. Around the hip.

Answer:  A. Scalp & B. Tibial shin.

5. Lacerated wound looks like incised wound over (PGI 2001)

    A. Scalp

    B. Abdomen

    C. Thigh

    D. Forearm

Answer:  A. Scalp.

6. Difference between antemortem wounds and postmortem wounds, in favour 

    of AM wounds is/are (PGI 2001)

    A. Are larger

    B. Increased gaping of wounds

    C. Increased enzyme activity

    D. Oozing of blood.

Answer:   B. Increased gaping of wounds &  C. Increased enzyme activity.

7. All are components of gun-powder except (PGI 2002)

    A. Charcoal

    B. Lead peroxide

    C. Potassium nitrate

    D. Sulphur.

Answer: B. Lead peroxide.

8. Black gun powder made of (PGI Dec 2006)

    A. Potassium nitrate

    B. Charcoal

    C. Sulphur powder

    D. Cellulose nitrate

    E. Barium sulphate.

Answer: A; B & C.

9. FG, FFG, FFFG... used to describe (PGI Dec 2008)

    A. Primer

    B. Cartridge

    C. Black gunpowder

    D. Base of firearms.

Answer: C. Black gunpowder.

10. Tentative cut is indicative of (PGI 2009)

       A. Homicide

       B. Accidental

       C. Suicidal

       D. Fall from height

       E. Road traffic accident.

Answer: C. Suicidal.

11. Differentiating features of contusion (Vs Postmortem staining) are (PGI May 2010)

      A. Bluish in colour

      B. Disappear on pressure area

      C. Margin irregular

      D. Limited to intravascular compartment

      E. Extravasation of blood occurs.

Answer: C. Margin irregular & E. Extravasation of blood occurs.

12. False about bruise (PGI Nov 2010)

      A. Much darker at point of contact/pressure

      B. Blood is present in vessel and can be easily washed away

      C. Seen at/around the area of injury

      D. Extravasation of blood occurs

      E. Produced by blunt object.

Answer: A & B.