Examlex
Which is NOT an examplof an organ?
Electrocardiogram
A test that measures the electrical activity of the heart to show whether or not it is working normally.
P Wave
First complex of the electrocardiogram representing depolarization of the atria.
Atrial Depolarization
The electrical activation of the atria of the heart, leading to atrial contraction and the initiation of the heartbeat.
Atrial Repolarization
The process of the heart's atrial muscle cells returning to their resting state after contraction, typically hidden in an EKG by the ventricular depolarization wave.
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