Free EKG Certification MCQ Question and Answers

Question 1

Which leads are deemed to be subpar leads?

Accepted Answer

II, III, and aVF

Answer

V1, II

Answer

I, II, and III

Answer

II, III, and aVR

Question 2

What leads fall under the category of (left) lateral leads?

Accepted Answer

I, aVL

Answer

II, III

Answer

V5,V6

Answer

I aVR

Question 3

Name the location of V2 that is correct:

Accepted Answer

4th right intercostal space

Answer

5th right intercostal space

Answer

5th left intercostal space

Answer

4th left intercostal space

Question 4

Give the location for V4 a name.

Accepted Answer

5th intercostal space, midclavicular line

Answer

5th intercostal space midaxillary line

Answer

5th intercostal space, anterior axillary line

Answer

Who cares

Question 5

The V3 should be placed as follows:

Accepted Answer

Directly between leads V2 and V4

Answer

Directly between leads V2 and V3

Answer

Directly between leads V3 and V4

Answer

Directly between leads V1 and V4

Question 6

Which perspective of the heart do leads V3–V4 provide?

Accepted Answer

Answer

Lateral

Answer

Posterior

Answer

None of these

Question 7

Which lead better exhibits the P wave?

Accepted Answer

Leads II

Answer

V1

Answer

AvF

Answer

III

Question 8

Which lead do you think a BIPHASIC P wave would be in?

Accepted Answer

V1

Answer

V3

Answer

V5-V6

Answer

V2-V3

Question 9

Which leads in the QRS complex would you see a Deep S wave?

Accepted Answer

V1, V2

Answer

V3, v4

Answer

V1

Answer

V5,v6

Question 10

Where does the R wave exceed the S wave in size?

Accepted Answer

Lead v4

Answer

Lead v2

Answer

Lead v1

Answer

None of these