题目内容
关于宫颈的描述中不正确的是( )
2021-10-14
A.长度一般> 3cm
B.宫颈管消失指宫颈长度的缩短
C.宫颈管消失可导致宫口扩张
D.正常宫颈的形态可有变化
E.膀胱充盈时显示不清晰
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