Environmental Emergencies

Question 1

Low voltage AC current

Answer 1

cause muscular tetany, causing the injured person to continually grasp the source, increasing contact time
tend to cause V-fib.

Question 2

High voltage AC and DC currents

Answer 2

a single violent muscular contraction, which tend to throw the victim from the source, thus increasing the risk of blunt trauma and blast injuries.
tend to cause asystole and respiratory arrest.

Question 3

Hypothermia

Answer 3

Defined as a core temperature of less than 35C (95F).
Mild hypothermia - core temp 90-95F
Mod hypothermia - core temp 82-90F
Severe Hypothermia - core temp