The<unk>  is a branch of the vagus nerve (tenth cranial nerve) that supplies motor function and sensation to the larynx (voice box). It travels within the endoneurial sheath.
Recurrent laryngeal nerve
Hypoglossal nerve
Phrenic nerve
Nasopalatine nerve
Vagus nerve
Intercostal nerves
Trigeminal nerve
Cervical plexus