Canadian Medical Guide > Anatomy > Cardiovascular System > Blood Vessels > Microcirculation Terms and Definitions

Microcirculation

Medical Definition:	The circulation of the BLOOD through the microvascular network lying between the ARTERIOLES and VENULES. This network includes CAPILLARIES, metarterioles, and ARTERIOVENOUS ANASTOMOSES; and the flow of blood through this network.
Guide Notes:	IM GEN only; NIM as coord with specific organ /blood supply; not for lymphatic microcirc ( = LYMPHATIC SYSTEM /physiol); Manual 21.5; DF: MICROCIRC
Previously Indexed:	Blood Circulation (1966-1969),Capillaries (1966-1969)

Microcirculation Categories.

	Arteriovenous Anastomosis - A vessel that directly interconnects an artery and a vein, and that acts as a shunt to bypass the capillary bed. Not to be confused with surgical anastomosis, nor with arteriovenous fistula.
	Capillaries - The minute vessels that connect the arterioles and venules.
	Venules - The minute vessels that collect blood from the capillary plexuses and join together to form veins.

Microcirculation Medical Definitions and Terms

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