Blood Flow, Blood Pressure, and Resistance

Definition

Blood flow is the movement of blood through the circulatory system, propelled by the heart's pumping action. It delivers oxygen and nutrients to tissues and removes waste products.

Related terms

Cardiac Output:

The volume of blood pumped by the heart per minute.

Vascular Resistance: The opposition encountered by blood as it flows through blood vessels.

Capillaries:

Small, thin-walled vessels where gas and nutrient exchange occurs between blood and tissues.