天气预报 > 教育 > 颏舌肌有什么神经支配
颏舌肌有什么神经支配
更新时间: 2021-04-21 03:43:21  

1、颏舌肌由舌下神经支配。

2、颏舌肌,genioglossus,属于舌肌,在临床上较为重要,这是一对强有力的肌,起自下颌体后面的颏棘,肌纤维呈扇形向后上方分散,止于舌中线两侧。两侧颏舌肌同时收缩,拉舌向前下方,即伸舌。单侧收缩使舌伸向对侧。

关键词: 什么 神经 支配

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