ECG ECG Lead Placement and Technique 3

Question 1

In the standard limb lead system, where is the RA (right arm) electrode placed?

Accepted Answer

Right wrist or right forearm

Answer

Right upper chest

Answer

Right ankle

Answer

Right shoulder blade

Question 2

Which limb electrode is the neutral or ground lead?

Accepted Answer

Right leg (RL)

Answer

Right arm (RA)

Answer

Left arm (LA)

Answer

Left leg (LL)

Question 3

What color is the LA (left arm) electrode in the American (AHA) color code?

Accepted Answer

Black

Answer

White

Answer

Green

Answer

Red

Question 4

Under the AHA color code, the RA electrode is:

Accepted Answer

White

Answer

Black

Answer

Green

Answer

Red

Question 5

The LL (left leg) electrode color in the AHA system is:

Accepted Answer

Red

Answer

Green

Answer

White

Answer

Black

Question 6

Why should limb electrodes be placed on fleshy areas rather than over bone?

Accepted Answer

To reduce artifact and improve conduction

Answer

To improve wireless signal

Answer

To speed up the test

Answer

It has no effect on quality

Question 7

In the AHA color code, the RL (right leg) electrode is:

Accepted Answer

Green

Answer

Red

Answer

White

Answer

Black