branching part of cervical nerve plexus great auricular nerve FMA:6872 greater auricular nerve Wikipedia:Great_auricular_nerve A nerve arising from the second and third cervical nerves from the cervical plexus and innervating the skin over the parotid gland, the skin of part of the ear, the adjacent portion of the scalp, cheek, and angle of the jaw. SCTID:181110003 UBERON:0008833 great auricular nervus auricularis magnus nerve innervating pinna