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Cardiovascular Sys.
105 A&P
Term | Definition |
---|---|
atria | the two upper chambers |
ventricles | the two lower chambers |
Right Atrium | the venae cavae are the two large veins that return blood to the heart, sends it to the right ventricle |
Right Ventricle | receives blood from the superior chamber the right atrium, and contracts, sending it to the lungs via pulmonary arteries |
aorta | the bodies largest artery, receives blood from a contracting left ventricle |
myocardium | heart muscle |
interventricular septum | inside ventricle |
cardiac conduction system | made up of the specialized muscles cells that are responsible for automaticity |
coronary arteries | branches off the aorta and supplies blood to the myocardium |