Chapter 2: Electrode Placement

Question 1

How many electrodes are in a standard ECG?

Answer 1

10 limbs.

Question 2

How many Limb Electrodes are?

Answer 2

Four.

Question 3

How many Precordial (torso) Electrodes are?

Answer 3

Six.

Question 4

The 10 electrodes are used to?

Answer 4

Make 12 leads.

Question 5

The first electrode placement on the patient’s limbs is RA which is?

Answer 5

Anywhere between the right shoulder and elbow on fleshy, nonvascular area.

Question 6

The second electrode placement on the patient’s limbs is LA which is?

Answer 6

Anywhere between the left shoulder and elbow on fleshy, nonmuscular area.

Question 7

The third electrode placement on the patient’s limbs is RL which is?

Answer 7

Anywhere above the right ankle and below the torso.

Question 8

The fourth electrode placement on the patient’s limbs is LL which is?

Answer 8

Anywhere above the left Anke and below the torso.

Question 9

The first electrode placement on the patient’s chest is V1 which is?

Answer 9

4th intercostal space to the right of the sternum.

Question 10

The second electrode placement on the patient’s chest is V2 which is?

Answer 10

4th intercostal space to the left of the sternum.

Question 11

The third electrode placement on the patient’s chest is V3 which is?

Answer 11

Midway between V2 and V4.

Question 12

The fourth electrode placement on the patient’s chest is V4 which is?

Answer 12

5th intercostal space at the midclavicular line.

Question 13

The fifth electrode placement on the patient’s chest is V5 which is?

Answer 13

Anterior axillary line at the same level as V4.

Question 14

The sixth electrode placement on the patient’s chest is V6 which is?

Answer 14

Midaxillary line at the same level as V4 and V5.