An Item Must Meet the Subjective Criteria of Being Either

question 71

True/False

An item must meet the subjective criteria of being either unusual or infrequent to be reported as extraordinary.

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Definitions:

Plethysmogram

A graph or recording that measures changes in volume within an organ or whole body (often the blood volume changes in the limbs).

Pressure Wave

A type of wave mechanism that occurs when a fluid or gas changes velocity, often seen in the circulatory system as a pulse.

Blood Volume

The total amount of blood circulating within an individual's vascular system.

Ventricular Systole

The phase of the heartbeat when the ventricles contract, pumping blood out of the heart and into the arteries.