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?
knife
baseball bat
brass knuckles on a fist
shotgun

question 4
1 pts
a large pool of blood is found in the center of a room with a tile floor. there are zigzagging, arc - like bloodstains on one wall with drops of blood 1 - 4 mm in size and drips running down the wall. on an adjacent wall, there is a neat horizontal line of 1 - 4 mm drops of blood stretching across the length of the wall. from the center of the room, stretching to the door, there is a line of 4 - 6 mm blood drops that are slightly elongated. based on this evidence, which is the most likely sequence of events?
the victim was shot with a gun, collapsed, and lay in a pool of blood, and the attacker fled with blood dripping from the gun barrel.
the victim was cut five times with a knife and collapsed in a pool of blood.
the victim was beaten three times in the head with a baseball bat, collapsed in a pool of blood, and the attacker fled with blood dripping from the bat.

Explanation:

For the first question, a shotgun blast can create a wide - spread dispersal pattern of small (less than 1 mm) elongated bloodstains with a void at the point of origin. For the second question, the presence of a large pool of blood, arc - like bloodstains from impact (suggesting a blunt - force impact like a baseball bat), and a line of blood drops from the weapon as the attacker fled are consistent with the victim being beaten with a baseball bat.

Answer:

First question: shotgun
Second question: The victim was beaten three times in the head with a baseball bat, collapsed in a pool of blood, and the attacker fled with blood dripping from the bat.