click below
click below
Normal Size Small Size show me how
A & P 2 Ch. 21
Ch. 21 Blood Vessels and Circulation
Question | Answer |
---|---|
What are the 5 general classes of blood vessels in the cardiovascular system? | Arteries, arterioles, capillaries, venules, and veins |
Innermost layer of a blood vessel which includes endothelial lining and underlying layer of connective tissue made of elastic fibers. | Tunica intima or tunica internica |
The outer margin of the tunica intima contains this thick layer of elastic fibers. | Internal elastic membrane |
Middle layer of arteries and veins, contains concentric sheets of smooth muscle tissue in a framework of loose connective tissue. | Tunica Media |