The aim of this study was to confirm the point of reference on the skin which would give direct access to the zygomatic branch for the orbicularis oculi muscle. At the stylomoastoid foramen. The facial nerve itself has a variable anatomy, making consistent landmarks difficult to identify. Which of the following is an extracranial branch of the facial nerve? Identification and protection of the MMN during surgical approaches to the neck is of utmost importance in retaining symmetric smile and functionality postoperatively. Within our search criteria, a total of six studies evaluating the FTN of the facial nerve were found. About 20 muscles of facial expression are known.
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The facial nucleus is located in the branchial motor column, more caudally in the pons than is the trigeminal motor nucleus.
The Facial Nerve (CN VII)
Nucleus ambiguus Dorsal nucleus of vagus nerve Solitary nucleus. Complex lacerations that travel deep into the soft tissues of the cheek, or those that penetrate the oral cavity, are at risk for injuring the parotid gland or facial nerve as mentioned earlier. J Plast Reconstr Aesthet Surg. Conclusion Many different methods are presented to identify the course of the facial nerve but further work is required to produce reliable and accurate guidelines for localisation of this nerve. Abstract Direct access to the zygomatic branch of the facial nerve in the parotid is less invasive and more selective than first dissecting the nerve trunk and then finding the branches. OA Anatomy Dec 01;1 4: Invariably, these patients had undergone open arthrotomy before the minimally invasive procedure.