题目内容
关于臀位,正确的是( )
2021-11-02
A.胎体纵轴与母体纵轴垂直
B.混合臀位是指胎儿双髋关节屈曲,双膝 关节伸直
C.胎心在母体脐下方
D.妊娠34周前不必纠正胎位
E.胎儿脐部娩出后,胎头娩出时长不能超 过8分钟
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