Hypoglossal nerve has branches upwards forwards downwards . These branches reach at styloglossus muscle hyoglossus muscle genioglossus muscle thyrohyoideus muscle and geniohyoideus muscle respectively .

舌下神经向上、向前、向下均有分支，分别到达茎突舌肌、舌骨舌肌、颏舌肌、 甲 状 舌骨肌、颏舌骨肌。