ECG basics

Question 1

Leads V1-V4 of the heart is supplied by which artery? and what area of the heart is it?

Answer 1

Left anterior descending - Anterior

Question 2

Leads 2, 3 and aVF of the heart is supplied by which artery? and what area of the heart is it?

Answer 2

Right coronary - Inferior

Question 3

Leads 1, V5 and V6 of the heart is supplied by which artery? and what area of the heart is it?

Answer 3

Circumflex artery - Lateral

Question 4

The Left circumflex and also the right coronary artery supplies the X part of the heart.

Answer 4

Posterior

Question 5

The Left circumflex coronary artery supplies the X part of the heart.

Answer 5

Lateral

Question 6

The Left anterior descending coronary artery supplies the X part of the heart.

Answer 6

Anteroseptal

Question 7

The right coronary artery supplies the X part of the heart.

Answer 7

Inferior

Question 8

If there are changes in leads V1- V4 what coronary artery is occluded?

Answer 8

Left anterior descending

Question 9

If there are changes in leads 2, 3andaVF -what coronary artery is occluded?

Answer 9

Right coronary artery

Question 10

If there are changes in leads 1, aVL, V5 and V6- what coronary artery is occluded?

Answer 10

The Left coronary artery (LCA)

Question 11

What leads do you look at when assessing sinus rhythm?

Answer 11

Lead 1 and aVR