Rio BIO 202 EXAM 2 Questions And Answers Answered Correctly

Rio BIO 202 EXAM 2 Questions And Answers Answered Correctly Blood vessels are dynamic structures that... - Answer- Pulsate. Constrict. Relax. Proliferate. Blood vessels - Answer- of the body form a closed delivery system that begins and ends at the heart. The inner most tunic of the blood vessel - Answer- tunica intima. contains endothelium. The middle tunic of the blood vessel - Answer- tunica media. Smooth muscle and sheets of elastin. Bulkiest layer. Regulation of vasoconstriction and vasodilation. The middle tunic regulates - Answer- circulatory dynamics because the change in vessel diameter effects blood flow and pressure. The outermost layer of the blood vessel - Answer- tunica externa. composed of largely loosely woven collagen fibers to anchor it to surroundings. most superficial tunic - Answer- tunica externa the arterial system has one of these; the venous system has two - Answer- brachiocephalic these arteries supply the myocardium - Answer- coronary two paired arteries serving the brain - Answer- internal carotid, vertebral longest vein in the lower limb - Answer- greater saphenous artery on the dorsum of the foot checked after leg surgery - Answer- dorsalis pedis serves the posterior thigh - Answer- deep femoral