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CDVS: Heart Anatomy

Anatomy of the heart.

QuestionAnswer
superior vena cava blood returns to the heart from head and arms
inferior vena cava blood returns to the heart from the trunk and legs
right atrium deoxygenated blood enters the heart here
tricuspid valve right atrioventricular valve
right ventricle pumps blood to the lungs
pulmonary semilunar valve leads to the lungs from right ventricle
pulmonary arteries allows passage of deoxygenated blood to the lungs
pulmonary veins sends oxygenated blood back to the heart
left atrium chamber that receives blood from the lungs
mitral valve bicuspid (left atrioventricular valve)
left ventricle pumps blood out of the heart through the aorta
aortic semilunar valve keeps blood from flowing back into the left ventricle
aorta blood leaves the heart and is pumped to the rest of the body through this
apex of heart the most inferior part of the external heart
base of heart the most superior part of the external heart
Pericardial cavity contains pericardial fluid
interatrial septum partition between the right and left atria
interventricular septum partition between the right and left ventricles
pericardium Double-layered membrane surrounding the heart.
epicardium outer layer of the heart
myocardium Thick middle muscle layer of the heart
endocardium inner lining of the heart
Created by: jfoote
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