Blood from "6" passes into ________.     left atrium of heart     right subclavian vein     right atrium of heart     right brachiocephalic vein

The normal pacemaker of the heart is the ______.   A sinoatrial node   B left atrium   C atrioventricular node   D Purkinje fiber   E atrioventricular bundle

The only vessels that provide direct access oxygen and nutrients to nearly every cell in the body are the __________.   A arterioles   B capillaries   C arteries   D venules   E veins

The endocardium is composed of __________.   A collagen fibers and the lumen   B myocardiocytes   C a think layer of flat epithelial cells   D cardiac muscle cells

Radial, brachial, femoral, temporal, facial, and common carotid arteries are the ones usually used to measure _____.

Fill in the blank:  The _______________________ of an artery wall is largely composed of connective tissue.

UNIT 12 QUIZ Name (continued) Date Section 8 Label the following arteries in Figures 12.34 and 12.35. Figure 12.34 OBrachial artery Femoral artery OLeft common carotid artery O Posterior tibial artery Radial artery ORenal artery ORight subclavian artery O Ulnar artery O Vertebral artery FIGURE 12.34 Major arteries of the body Figure 12.35 O Celiac trunk O Common hepatic artery O Inferior mesenteric artery O Splenic artery O Superior mesenteric artery FIGURE 12.35 Arteries of the abdomen

Label

The coronary arteries arise from the __________.   A right atrium   B inferior vena cava   C aorta   D superior vena cava   E pulmonary trunk

You are a red blood cell.  Trace the path you would follow if you were returning to the heart (through the vena cavae) and you eventauly leave the heart theough the aorta to return to systemic circulation.  Please include ALL structures you may pass through.