题目内容
下列哪一项对心瓣膜功能的叙述是错误的( )
2021-10-14
A.半月瓣开放,右室血进人肺动脉
B.房室瓣关闭,肺静脉血流入左房
C.房室瓣开放,使心室充盈
D.半月瓣开放,使血液流入心室
E.房室瓣关闭,使心房充盈
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