________ Is the Ability to Maintain a Relatively Constant Internal

question 6

Short Answer

________ is the ability to maintain a relatively constant internal environment.

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Definitions:

Diastole

The moment in the heartbeat cycle when the heart's muscle eases and the chambers are enabled to draw in blood.

AV Valves

The atrioventricular valves, which are located between the atria and ventricles of the heart and regulate blood flow.

Systolic Pressure

The maximum arterial pressure during contraction of the heart's left ventricle.

Diastolic Pressure

The pressure in the arteries when the heart rests between beats, representing the minimum arterial pressure during relaxation and dilatation of the ventricles.