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Facial nerve subdivisions and functions


Subdivisions and Functions of the Facial Nerve.


Facial Nerve Subdivision Function
Branchial motor Muscles of facial expression
  Posterior belly of digastric muscle
  Stylohyoid muscle
  Stapedius muscle
Visceral motor Salivation—lacrimal, submandibular, and sublingual
  Nasal mucosa or mucous membrane
General sensory Sensory to auricular concha
  External auditory canal
  Tympanic membrane
Special sensory Chorda tympani nerve—taste to anterior two-thirds of the tongue

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