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Medical Term Ch.9

QuestionAnswer
angi/o vessel
aort/o aorta
arteri/o artery
ather/o fatty (lipid) paste
coron/o circle or crown
phleb/o vein
sphygm/o pulse
steth/o chest
varic/o swollen, twisted vein
endocardium membrane lining the cavities of the heart
epicardium membrane forming the outer layer of the heart
interatrial septum partition between the right and left atria
interventricular septum partition between the right and left ventricles
pericardium protective sac enclosing the heart composed of two layers with fluid between
visceral pericardium layer of the pericardium closest to the heart
parietal pericardium outer layer
heart valves structures within the heart that open and close with the heartbeat to regulate the one-way flow of blood
aortic valve heart valve between the left ventricle and the aorta
valves of the vein valves located at intervals within the lining of veins, especially in the legs, which constrict with muscle action to move the blood returning to the heart
arterioles small vessels that receive blood from the arteries
capillaries tiny vessels that join arterioles and venules
systemic circulation circulation of blood throughout the body via arteries, arterioles, capillaries, venules, and veins to deliver oxygen and nutrients to body tissues
coronary circulation circulation of blood through the coronary blood vessels to deliver oxygen and nutrients to the heart muscle tissue
pulmonary circulation circulation of blood from the pulmonary artery through the vessels in the lungs and back to the heart via the pulmonary vein, providing for the exchange of gases
diastole to expand; period during the cardiac cycle (complete heart beat) when blood enters the relaxed ventricles from the atria
systole to contract; period during the cardiac cycle (complete heart beat) when the heart is in contraction and blood is ejected through the aorta and the pulmonary artery
normotension normal blood pressure
hypotension low blood pressure
hypertension high blood pressure
polarization resting; resting state of a myocardial cell
Created by: dbelle01
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