When a small, usually imperceptible current (usually

[serike]

When a small, usually imperceptible current (usually <1 ma) is allowed to bypass the skin and follow a direct, low resistance pathway into body, which of following conditions exists?
 
  a. Macroshock hazard
  b. Grounding hazard
  c. Isolation hazard
  d. Microshock hazard

Question 2

In which of the following clinical situations is the normally high resistance of the skin bypassed? 1. In patients with external pacemaker wires 2. In patients with saline-filled catheters 3. In patients with intact, dry skin
 
  a. 2 and 3 only
  b. 1, 2, and 3
  c. 1 and 2 only
  d. 3 only

[yasmina]

Answer to Question 1

ANS: D
A microshock exists when a small, usually imperceptible current (<1 body.

Answer to Question 2

ANS: C
Current can readily flow into the body, causing damage to vital organs when the skin is bypassed via conductors such as pacemaker wires or saline-filled intravascular catheters.