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vocab 3.1.1

TermDefinition
cardiac relating to the heart
arteries blood vessels that carry blood away from the heart
arterioles small branches of arteries that regulate blood flow into capillaries
capillaries microscopic vessels where gas nutrient and waste exchange occurs
venules small vessels that collect blood from capillaries and merge into veins
veins blood vessels that carry blood toward the heart
valves structures that prevent backflow of blood
histology the study of tissues under a microscope
tunica externa outer connective tissue layer of a blood vessel
tunica media middle smooth muscle layer controlling vessel diameter
tunica interna inner endothelial lining of a vessel
lumen the inside space of a blood vessel
pulmonary circulation blood flow between the heart and lungs
systemic circulation blood flow between the heart and the rest of the body
right atrium receives deoxygenated blood from the body
tricuspid valve valve between right atrium and right ventricle
right ventricle pumps blood to the lungs
pulmonary semilunar between right ventricle and pulmonary artery
pulmonary artery carries deoxygenated blood to the lungs
pulmonary veins carry oxygenated blood to the lungs
left atrium receives oxygenated blood from lungs
bicuspid valve valve between left atrium and left ventricle
left ventricle pumps oxygenated blood to the body
aortic semilunar between left ventricle and aorta
aorta largest artery distributing blood to the body
chordae tendineae heart strings that anchor AV valves to papillary muscles
septum wall separating right and left sides of the heart
trabeculae carneae irregular muscular ridges inside ventricles
papillary muscles contract to prevent AV vavle prolapse
apex inferior pointed tip of the heart
base broad superior portion of the heart
left anterior descending supplies anterior left ventricle and septum
circumflex artery supplies lateral/posterior left heart
right coronary artery supplies right heart and often inferior left ventricle
carotid artery supplies blood to the brain
descending aorta continues from aortic arch supplies thorax and abdomen
brachiocephalic trunk first branch of aortic arch
subclavian artery supplies upper limb becomes axillary artery
axillary artery supplies shoulder/axilla
brachial artery main artery of upper arm
radial artery lateral forearm
ulnar artery medial forearm
iliac artery branches from aorta to supply pelvis/lower limb
femoral artery major artery of thigh
popliteal artery behind the knee
dorsalis pedis top of foot pulse point
posterior tibial behind medial ankle pulse point
jugular vein drains blood from brain and head
brachiocephalic vein formed by jugular+subclavian veins drains into SVC
subclavian vein drains upper limb
axillary vein drains axilla/shoulder
greater cephalic vein superficial lateral arm vein
median cubital vein connects cephalic and basilic veins and common venipuncture site
basilic vein superficial medial arm vein
iliac vein drains pelvis/lower limb
femoral veins drains thigh
popliteal vein behind knee
greater saphenous vein longest vein in the body
Created by: user-1971928
 

 



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