The tricuspid valve has three little flaps, or cusps.
它有三个小瓣,或尖瓣。
单词 | tricuspid valve |
例句 |
原声例句
Osmosis-解剖与生理 The tricuspid valve has three little flaps, or cusps. 它有三个小瓣,或尖瓣。 实习医生格蕾 第2季 Naomi Cline, 43, had her tricuspid valve replaced three years ago with a porcine valve, sir. Naomi Cline,43岁,三年前以猪生物瓣膜行三尖瓣置换术。 Osmosis-解剖与生理 This one is called the tricuspid valve, and it allows blood into the right ventricle. 三尖瓣让血液得以进入右心室。 Osmosis-解剖与生理 But, unlike the tricuspid valve, the pulmonary valve doesn't have any of those chordae tendineae. 但与三尖瓣不同,肺动脉瓣没有腱索。 Crash Course 解剖生理学篇 So the first " lub" that you hear in that lub-DUB is made by the mitral and tricuspid valves closing. 所以你在 lub-DUB 中听到的第一个“lub”是由二尖瓣和三尖瓣关闭发出的。 Osmosis-解剖与生理 And because it's basically the tricuspid and mitral valve closing, it's best heard in the tricuspid valve and mitral valve area. 因为它主要是因为二尖瓣和三尖瓣关闭的声音,所以它可以在二尖瓣和三尖瓣听诊区被清晰听到。 2017级专外有声 When the atria contracts, blood in the right atrium is forced through the tricuspid valve into the right ventricle. 当心室收缩时,右室血液经肺动脉瓣进入肺动脉,同时三尖瓣关闭防止血液回流至心房。 Crash Course 解剖生理学篇 And when the right atrium contracts, the blood passes through the tricuspid valve, into the relaxed right ventricle, and right back to where we started. 当右心房收缩时,血液通过三尖瓣,进入放松的右心室,回到我们开始的地方。 Osmosis-解剖与生理 Making our way down, between the fourth and fifth rib, next to the left lower border of the sternum, is where you can best hear the tricuspid valve closing. 让我们往下看,在第四肋及第五肋之间,紧靠左胸骨下缘,你可以清晰听到三尖瓣关闭的声音。 心血管 Deoxygenated blood from the body enters the heart at the right atrium and passively travels past the tricuspid valve to fill the right ventricle. 来自身体的脱氧血进入右心房的心脏,被动地通过三尖瓣注入右心室。 Osmosis-解剖与生理 That being said, that contraction pumps the blood out the pulmonary valve, which just like the tricuspid valve has three cusps and also prevents blood from going backward. 也就是说,心脏收缩将血液泵出肺动脉瓣;与三尖瓣一样,肺动脉瓣也有三个尖瓣,也可防止血液倒流。 心血管 When the ventricle is filled, it contracts, forcing the tricuspid valve to close and forcing the blood through the pulmonary semilunar valve on its way to the lungs. 心室充盈时,收缩,迫使三尖瓣关闭,迫使血液通过肺半月瓣进入肺部。 Crash Course 解剖生理学篇 The impulses leap across synapse-like connections between the cells called gap junctions, and continue down the conduction system until they reach the atrioventricular node, or AV node, located just above the tricuspid valve. 这些脉冲跨越细胞之间称为间隙连接的突触状连接,并沿着传导系统继续前进,直到它们到达位于三尖瓣正上方的房室结或房室结。 2017级专外有声 When the ventricles contract, blood in the right ventricle is forced through the pulmonary semilunar valve into the pulmonary artery; at the same time, the tricuspid valve closes to prevent the backward flow of blood into the atrium. 进入肺动脉的血液被运至肺,进行氧合过程,即与周围环境进行氧及二氧化碳(细胞的一种代谢废物)的交换。 |
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