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咽鼓管( )
分类: 系统解剖学1
发布时间: 2024-01-20 16:26
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咽鼓管( )
A.连通鼻咽部和中耳鼓室
B.分内2/3的软骨部和外1/3的骨部
C.在鼓室的开口位于鼓室上壁
D.小儿的咽鼓管较成人短、窄
E.作用为平衡鼓膜内外压力
正确答案是ABE
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