(anatomy) either of the two cavities of the upper part of the heart that pass blood to the ventricles

心房

a specialized structure in the human body that controls the flow of fluids or substances in a specific direction

バルブ, 弁

a heart chamber that receives deoxygenated blood from the body and pumps it to the right ventricle

右心房, 右心室

a heart chamber that receives deoxygenated blood from the right atrium and pumps it to the lungs for oxygenation

右心室, 心臓の右心室

(anatomy) a chamber in the lower part of the heart that carries the blood from the auricles to the arteries

心室

a heart chamber that receives oxygenated blood from the lungs and sends it to the left ventricle

左心房, 左Atrium

the heart chamber that receives oxygenated blood from the left atrium and pumps it into the aorta to be distributed throughout the body

左心室, 左心室区

a heart valve consisting of three leaflets that regulates blood flow between the right atrium and right ventricle

三尖弁, 三葉弁

a heart valve that allows blood to flow from the right ventricle to the pulmonary artery

肺動脈弁, 肺弁

a heart valve between the left atrium and left ventricle that regulates blood flow by opening and closing its two leaflets

僧帽弁

a heart valve that regulates the flow of blood from the left ventricle to the aorta, the largest artery in the body

大動脈弁, 心臓の大動脈弁

the outermost layer of the heart, providing protection and lubrication to facilitate its smooth functioning

心外膜

the muscular layer of the heart responsible for its contraction and pumping action

心筋, 心臓の筋肉層

the point where the inferior and left borders of the heart meet, representing the tip of the left ventricle

アペックス, 尖端

