Conclusion The recurrent laryngeal nerve innervate all the intrinsic muscles of the larynx except cricothyroid muscle,paralysis of the nerve leads to atrophy of related muscles.

• 结论喉返神经支配除环甲肌以外的所有喉内肌,其麻痹后所支配的肌肉群可以发生去神经性萎缩。