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后牙鸠尾峡的宽度一般为颊舌尖间距的（　　）。

A、1/4～l/3

B、1/3～1/2

C、1/5～1/4

D、1/3～l/2

E、2/3～3/4

时间：2021-07-17 21:24 关键词：医药卫生类执业医师口腔执业医师口腔临床医学综合精选真题及详解（1）

答案解析

A

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