Arteriolar Smooth Muscle Normally Displays a State of Partial Constriction

question 1

Short Answer

Arteriolar smooth muscle normally displays a state of partial constriction known as __________,which establishes a baseline of arteriolar resistance.​

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Definitions:

Epicardium

Serous membrane covering the surface of the heart; also called visceral pericardium.

Pericardial Fluid

Viscous fluid contained within the pericardial cavity between the visceral and parietal pericardium; functions as a lubricant.

Heart Valves

Structures within the heart that maintain unidirectional flow of blood by opening and closing depending on the pressure differential.

Systemic Circulation

The part of the cardiovascular system which carries oxygenated blood away from the heart to the body, and returns deoxygenated blood back to the heart.