During the P wave.
What happens during the P wave ?
Is that the depolarization of the atria ? Or is it the repolarization of the ventricles ?
What happens during the P wave ?
Is that the depolarization of the atria ? Or is it the repolarization of the ventricles ?
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During the P wave the heart is undergoing atrial systole meaning the atrium is contracting and is passively+actively pushing blood into the ventricles.