Identify the Following Terms

question 55

Short Answer

Identify the following terms.
-Sassanid Persians and Germanic tribes

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Definitions:

P Wave

The initial wave on an electrocardiogram representing atrial depolarization, or the electrical activity that triggers atrial contraction.

QRS Complex

A series of deflections in an electrocardiogram representing the electrical activity associated with the ventricular contraction.

Ventricular Contraction

The phase of the cardiac cycle where the ventricles contract, pumping blood out of the heart into the pulmonary and systemic circuits.

Stroke Volume

The volume of blood pumped out by the left ventricle with each heartbeat.