Labels:book | bulletin board | chat room | earth | hakham | sky | window OCR: Characteristics Blood Vessels Vessel Type Wall Function Thick strong wal with three Carries blood unde relatively lavers -an endothelial lining high pressure from heart tc a middle lave of smooth arterioles muscle pue elastic tissue and an outer layer of connective tissue Thinner with wall three than lavers an artery smailer helps Connects control an artery biood to a flow into capillary: hut arterioles have an endothelial capillary by vasoconstricting or lining. some smooth muscle vasodilating tissue and small amount of connective tissue Single layer of squamous epithelium Provides membrane through which nutrients gases. pue wastes are exchanged between blood due tissue fluid connects an arteriole venule Thinner wall less smooth muscle Connects capillary to a veir and elastic tissue than ...