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Keeping this in consideration, what happens during AP Wave?
The first wave is the P wave, which represents the depolarization of the atria. This happens right before the atria contract and push blood into the ventricles. The T wave comes next, and this represents the repolarization of the ventricles. This returns the ventricles to a resting state, or diastole.
Then, what is true of the P wave of the EKG quizlet?
The first deflection in the cardiac cycle. It is caused by the depolarization of the left and right atria. The first part of the P wave depicts the depolarization of the right atria, and the rest of the P wave depicts the depolarization of the left atria.
Ventricular recovery or repolarization.