A&P: Chapter 20a
Terms in this set (8)
Arteries carry blood...
away form the heart
Veins carry blood...
back to the heart
smallest arteries to veins and are the site of exchange
-smooth layer that repels blood cells and platelets
-simple squamous epithelium overlying a basement membrane and layer of fibrous tissue
-smooth muscle for vasoconstriction / dilation
-loose ct with vasa vasorum
conducting (elastic) arteries
-pulmonary, aorta and common carotid
-tunica media consists of perforated sheets of elastic tissue, alternating with thin layers of smooth muscle, collagen and elastic fibers
-expand during systole, recoil during diastole; lessens fluctuations in BP
Distributing (muscular) arteries
-distributes blood to specific organs; femoral and splenic
-smooth muscle layers constitute 3/4 of wall thickness
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