Forensics Death

During the first 12 hours after death, the body loses heat at a rate of ________.

• 1.4 ^oF/hour (0.78 ^oC/hr)

• 0.7 ^oF/hour (0.39 ^oC/hr)

Tags

NGSS.HS-PS3-4

In what environment would a body decay more quickly?

• Dry, cold with little oxygen.

• Warm and humid with lots of oxygen

Tags

NGSS.MS-LS2-3

Rigor mortis _________________.

• begins in the fingers and toes and moves toward the center of the body.

• begins in the center of the body and moves toward the fingers and toes.

• begins at the head and neck and moves down the body.

• begins at the feet and legs and moves up the body.

Is the time of death more than 12 hours, less than 12 hours, or cannot be determined? Body has lost 7.9 ^oF.

• Less

• More

• Cannot be determined

What is the approximate time of death if the body temperature was 75 degrees Fahrenheit?

• 4.6 hrs

• 16.9 hours

• 21.7 hours

• 33 hours

Tags

NGSS.HS-PS3-4

A body is found with a blue-purple coloring across the back and the back of the legs. What does this indicate?

• the victim died laying on their stomach

• the victim died laying on their back

• the victim was exercising prior to death

• the victim died in a cold environment

A body is found sitting upright in a chair, however the front of the body (chest, stomach, and thighs) are colored blue-purple. What does this indicate?

• the victim died sitting in the chair

• the victim died laying on their back

• the victim was moved after death

• the victim died from unusual circumstances

The victim’s body is not rigid and is warm. How long has she been dead?

• 0-2 hours

• 2-6 hours

• 15-36 hours

• 36-48 hours

Another term that is used in forensics to describe the environmental temperature in which a body is found is known as ____.

• Room Temperature

• Ambient Temperature

• Outdoor Temperature

• Location Temperature

When a person dies, their body loses heat energy and the temperature of the corpse will decrease until an equilibrium is reached. This is known as ____.

• Rigor Mortis

• Livor Mortis

• Algor Mortis

• Decomposition