The Q-R-S complex on an ECG represents ________

A) ventricular depolarization
B) atria depolarization
C) ventricular repolarization
D) atria repolarization


A
Explanation:
B) Atria depolarization is represented by the P wave on an ECG.
C) Ventricular repolarization is represented by the T wave on an ECG.
D) Atria repolarization is not shown on an ECG since it is masked by ventricular depolarization.

Anatomy & Physiology

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