The first positive wave in a normal QRS complex is the R wave, which represents conduction of the electrical impulse:
A)through the right ventricle.
B)through the left atrium.
C)to the left ventricle.
D)to the right atrium.

Question

Quizplus · Accepted Answer

The R wave represents conduction of the electrical impulse to the left ventricle, which is the main pumping chamber of the heart. The impulse passes through the ventricles, causing them to contract and pump blood out to the rest of the body.

The First Positive Wave in a Normal QRS Complex Is