Types of Blood Vessels Flashcards

Blood vessel
Terms Definitions
Arteries, Arterioles, Capilaries, Venules and Veins
What are the blood vessel types?
Arteries
Carry blood away from the heart.
Arteries
Strong and thick walled vessels
Tunica, interna, tunica media, tunica extema
Three layers of artery walls
Arteries
Which blood vessel carries blood under great pressuure.
Arteries
Carries blood high in oxygen, low in carbon dioxide.
Arteries
Branches and gives rise to thinner vessels called arioles.
Arioles
Very small arteries
Arioles
Deliver blood to capillaries in tissues.
Arioles
Regulates blood flow to capillaries.
Capillaries
Smallest thinnest blood vessels.
Venules and veins
Carry blood towards the heart
Venules
Extend from capillaries and merge together to form veins.
Venules and veins
Carry blood under low pressure.
Venules and veins
Carries blood high in carbon dioxide and low in oxygen.
Veins
Large and serve as a blood reservoir, especially for the skin.
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