2.12 Quiz Trauma

Question: Trauma evidence can most likely reveal which information about a crime involving a knife attack?

Choose all answers that are correct.

Answer: Number of stabs or cuts

&

Physical characteristics of the attacker

Question: Which is the best way to document blood-spatter patterns for subsequent bloodstain pattern analysis?

Answer: Photographs

Question: Forensic investigators find a widespread dispersal pattern of elongated bloodstains on a wall with a void at the point of origin. The bloodstains are less than 1 mm in diameter. Which weapon most likely caused the blood-spatter pattern?

Answer: Shotgun

Question:

Answer: The victim was stabbed once, his throat was cut, he collapsed in a pool of blood, and the attacker fled the room with blood dripping from the knife.

Question: Three elongated drops of blood were found on the floor in a room. The lengths of the drops were 4 mm, 10 mm, and 12 mm. The corresponding widths of each drop were 2 mm, 5 mm, and 6 mm. What was the angle of impact of each drop?

Answer: 30 degrees