vallecula

The surgeon carefully examined the vallecula behind the epiglottis.

用法提示：vallecula 在这里指解剖结构上的沟或凹。

A tumor was found in the vallecula of the cerebellum.

用法提示：此处 vallecula 指小脑表面的沟。

The vallecula between the base of the tongue and the epiglottis is a common site for foreign body impaction.

用法提示：vallecula 指舌根与会厌之间的凹陷。