问题
单项选择题
The narrowest part of the laryngeal cavity is （）.
A．the aperture of larynx
B．the rima vestibuli
C．the intermedial cavity of larynx
D．the fissure of glottis
E．the infraglottic cavity
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”