Cardiovascular system Flashcards
1
Q
Arteries
A
Transport blood away from heart
2
Q
Veins
A
Transport blood toward heart
3
Q
Capillaries
A
Connect arteries and veins, smallest of blood vessels and where oxygen, nutrients, and wastes are exchanged within the tissues
4
Q
Tunica externa (adventitia)
A
Outer connective tissue layer
5
Q
Tunica media
A
middle smooth muscle layer (may also contain varying amounts of elastic fibers in medium and large arteries)
6
Q
Tunica intima
A
Inner endothelial lining of the blood vessels
7
Q
Atherosclerosis
A
Chronic inflammatory reaction in walls of arteries with deposition of cholesterol and fatty proteins