单选题

对于女性输尿管下列哪项恰当()

A长25cm,内径最细为3~4mm,最粗为7~8mm

B长20cm,内径最细为3~4mm,最粗为7~8mm

C长30cm,内径最细为3~4mm,最粗为7~8mm

D长35cm,内径最细为3~4mm,最粗为7~8mm

E长40cm,内径最细为3~4mm,最粗为7~8mm

正确答案

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答案解析