Sharp Force Trauma

Question 2

Three types of sharp force trauma (HC)

Answer 2

stab, incise, and chop

Question 3

Pneumothorax (HC)

Answer 3

air in the chest cavity from penetrating chest wound

Question 4

What wound is deeper than it is long? (RC)

Answer 4

Stab/puncture wounds

Question 5

Air embolism (HC)

Answer 5

usually involves a neck wound; blood mixed with air creates “foam” or bubbles that block vessels

Question 6

What wound is longer than it is deep? (RC)

Answer 6

Incised/cut wounds

Question 7

Arterial blood pattern (HC)

Answer 7

heartbeat-like appearance; pumping action from severd artery (deep wound)

Question 8

exsanguination (RC)

Answer 8

severe blood loss

Question 9

list some examples of sharp force cause of death (RC)

Answer 9

-exsanguination due to sharp force injuries to the neck
-multiple stab wounds to the body
-acute blood loss due to a severed artery in the leg due to a fall

Question 10

Name 3 types of blood patterns (RC)

Answer 10

passive, transfer, impact

Question 11

Where is the left flank located?(TJ)

Answer 11

Lower abdomen

Question 12

What is Retroperitoneal bleeding?(TJ)

Answer 12

blood going back into the space in the back of the abdominal peritoneum.

Question 13

Fill in the blank
_____ wounds can sometimes resemble stab wounds.(TJ)

Answer 13

Bullet

Question 14

What is one way that some stab wounds can be held together?(TJ)

Answer 14

Adhesive tape

Question 15

Why is it important to keep the article of clothing when having visible signs of sharp force trauma?(TJ)

Answer 15

The shape of the cut can help explain the mechanism of death to a jury.

Question 16

what is a characteristic of wound caused by sharp object? (EMM)

Answer 16

absence of bridging tissues

Question 17

which type of would is a combination of sharp force and blunt force trauma? (EMM)

Answer 17

Chop

Question 18

what are Hilt marks? (EMM)

Answer 18

contusion/bruise left on the skin surrounding puncture wound which usually indicated the entirety of weapon was pushed into the wounded

Question 19

Where are defensive wounds most commonly found? (EMM)

Answer 19

hands and forearms

Question 20

Hemothorax (EMM)

Answer 20

Blood in the chest cavity which applies pressure to heart and lungs

Question 21

True or false: Lacerations are created from blunt force trauma? (TM)

Answer 21

True

Question 22

How is asphyxiation a complication for sharp force trauma? (TM)

Answer 22

This is related to the inhalation of blood commonly cause from a neck wound.

Question 23

What are some other sharp force items you could find at a crime scene? (TM)

Answer 23

Serated blades and fingernails are some other sharp force items. Only evident with angled
cuts/stabs that show serrated pattern on skin, and for fingernails they could indicate potential sexual motive.

Question 24

How would you know if someone has postmortem sharp force trauma? (TM)

Answer 24

You can tell because there would be a lack of tissue reaction, as well as blood.

Question 25

What are some blood patterns found often with sharp force trauma? (TM)

Answer 25

Cast off, expired, and transfer