登录
(anatomy) either of the two cavities of the upper part of the heart that pass blood to the ventricles
心房, 耳廓
a specialized structure in the human body that controls the flow of fluids or substances in a specific direction
瓣膜, 心脏瓣膜
a heart chamber that receives deoxygenated blood from the body and pumps it to the right ventricle
右心房, 右心耳
a heart chamber that receives deoxygenated blood from the right atrium and pumps it to the lungs for oxygenation
右心室, 心脏的右室
(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, 左心房
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
a heart valve consisting of three leaflets that regulates blood flow between the right atrium and right ventricle
三尖瓣, 右房室瓣
a heart valve that allows blood to flow from the right ventricle to the pulmonary artery
肺动脉瓣, 肺瓣膜
a heart valve between the left atrium and left ventricle that regulates blood flow by opening and closing its two leaflets
二尖瓣, 僧帽瓣
a heart valve that regulates the flow of blood from the left ventricle to the aorta, the largest artery in the body
主动脉瓣, 主动脉阀门
the outermost layer of the heart, providing protection and lubrication to facilitate its smooth functioning
心外膜, 心脏的最外层
the muscular layer of the heart responsible for its contraction and pumping action
心肌, 心脏的肌肉层
the thin layer of tissue that lines the inside of the heart chambers and valves
心内膜, 心脏腔室和瓣膜内侧的薄组织层
the point where the inferior and left borders of the heart meet, representing the tip of the left ventricle
心尖, 心脏的尖端
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