Comparison of arteries, capillaries, and veins

Characteristics

ARTERIES

CAPILLARIES

VEINS

Function

Carry blood away from heart allow allow

Allow the exchange of materials between blood and tissues carry carry carry carry

Carry blood towards heartsickness

Thickness and Elasticity in walls thick thick thick thick thick thick

Thick and elastic online

One-cell thick non-elastic walls thinking thinking thinking thin

Thin and less elastic

Muscles in walls

Thick

No muscles

Thin

Blood pressure high-high high high high high high high

High BP

Medium

Low BP

Valves

No valves

No valves valves valves valves valves valves valves

Valves present