part of part of branching part of branching part of Homo sapiens ophthalmic nerve frontal nerve (branch of ophthalmic) http://upload.wikimedia.org/wikipedia/commons/4/45/Gray787.png UMLS:C0228712 UBERON:0000942 SCTID:280219004 NCIT:C32638 frontal nerve FMA:52638 nervus frontalis Wikipedia:Frontal_nerve The frontal nerve is the largest branch of the ophthalmic, and may be regarded, both from its size and direction, as the continuation of the nerve. It enters the orbit through the supraorbital foramen, and runs forward between the Levator palpebræ superioris and the periosteum. Midway between the apex and base of the orbit it divides into two branches, supratrochlear nerve and supraorbital nerve. [WP,unvetted]. nerve of head region