When a relatively high current (usually >1 mA, or 1/1000 A) is applied externally to the skin, which of the following conditions exists?

a. Macroshock hazard
b. Grounding hazard
c. Microshock hazard
d. Isolation hazard

ANS: A
A macroshock exists when a high current (usually >1 mA) is applied externally to the skin.