| 释义 |
facial nerve CN VII fa·cial nerve [CN VII] [TA] nerve with origin in the tegmentum of the lower portion of the pons; it emerges from the brain at the posterior border of the pons; it leaves the cranial cavity through the internal acoustic meatus, where it is joined by the intermediate nerve, traverses the facial canal in the petrous portion of the temporal bone, and exits through the stylomastoid foramen; after supplying the stapedius, occipitalis, auricular, stylohyoid, and posterior belly of the digastric muscles, its main trunk ramifies within the parotid gland forming the intraparotid plexus, the various branches of which pass to the muscles of facial expression. Synonym(s): nervus facialis [CN VII] [TA], motor nerve of face, seventh cranial nerve [CN VII]fa·cial nerve [CN VII] (fā'shăl nĕrv) [TA] Nerve with origin in the tegmentum of the lower portion of the pons; it emerges from the brain at the posterior border of the pons; it leaves the cranial cavity through the internal acoustic meatus where it is joined by the intermediate nerve, traverses the facial canal in the petrous portion of the temporal bone, and makes its exit through the stylomastoid foramen; after supplying the stapedius, occipitalis, auricular, stylohyoid, and posterior belly of the digastric muscles, its main trunk ramifies within the parotid gland forming the intraparotid plexus, the various branches of which pass to the muscles of facial expression.
Synonym(s): nervus facialis [CN VII] [TA] , seventh cranial nerve [CN VII]. fa·cial nerve [CN VII] (fā'shăl nĕrv) [TA] Nerve with origin in tegmentum of lower portion of pons; emerges from brain at posterior border of the pons; leaves the cranial cavity through internal acoustic meatus, where it is joined by intermediate nerve.
Synonym(s): motor nerve of face, nervus facialis [CN VII], seventh cranial nerve [CN VII]. |