Chapter 2: Electrodes

Question 1

There are various types of electrodes placed on the skin to detect electrical impulses and relay them through?

Answer 1

Cables, or lead wires to the ECG machine.

Question 2

The electrodes are self-adhesive disposable and have?

Answer 2

Either a snap device or a tab for attaching the lead wires.

Question 3

The skin is a poor conductor of electricity which means?

Answer 3

There are various types of electrically conductive substances (gel) applied with each electrode to pick up the electrical current.

Question 4

What does more commonly disposable electrodes contain?

Answer 4

A layer of conductive gel on the adhesive surface and can be applied to both the chest and limbs.