Mandibular branch of facial nerve

However, recent literature tends to agree that the MMN may be found almost equally distributed above and below the inferior border of the mandible, but never greater than 2 cm inferior to the mandible [ 21 , 22 , 23 , 24 ]. Anastomosis with any branch of the facial nerve other than the buccal branch either side. Nucleus ambiguus Dorsal nucleus of vagus nerve Solitary nucleus. The authors concluded that the duct should be visualised intraoperatively, then the BN is most likely to be found inferior and within 1cm of the duct. There were no significant anatomic differences between embalmed and fresh cadavers in this study. A systematic literature review of English articles since was performed using search terms pertaining to facial nerve anatomy. Marginal mandibular branch of the facial nerve arising from the inferior border of the parotid gland.

Conclusively, a very broad field of knowledge is required about this nerve, as to prevent the damage and paralysis. Near origin Intermediate nerve Geniculate. Head and Neck Surgery In: Facial nerve is the mainstay source of nerve innervation of the oral muscles which are required for the maintenance of normal expressions and facial movements. Facial nerve, marginal mandibular nerve, smile distortion. Support Center Support Center. Before jugular fossa Ganglia superior inferior.

Thus the facial artery can be used as an important landmark in locating the marginal mandibular nerve during surgical procedures. Surgical anatomy of the mandibular ramus of the facial nerve based on the dissection of facial halves. Man uses his lips mainly to register his emotions. Facial motor nucleus Solitary nucleus Superior salivary nucleus. Moreover, the intra-temporal cause of paralysis of facial nerve includes mastoidectomy and tympanoplasty.