Infraorbital plexus

Infraorbital plexus
Mandibular division of the trifacial nerve. (Infraorbital labeled at center right.)
Details
From	facial nerve, superior labial nerve
Dorlands /Elsevier	p_24/12647998
*Anatomical terms of neuroanatomy* [edit on Wikidata]

The superior labial branches descend behind the Quadratus labii superioris, and are distributed to the skin of the upper lip, the mucous membrane of the mouth, and labial glands. They are joined, immediately beneath the orbit, by filaments from the facial nerve, forming with them the infraorbital plexus.

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This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)

The trigeminal nerve

ophthalmic (V1)

frontal	supratrochlear supraorbital lateral branch medial branch

Nasociliary	long ciliary infratrochlear posterior ethmoidal anterior ethmoidal external nasal internal nasal sensory root of ciliary ganglion ciliary ganglion

Other	lacrimal

maxillary (V2)

in meninges

middle meningeal

in pterygopalatine fossa

zygomatic
- zygomaticotemporal
- zygomaticofacial
pterygopalatine
- pterygopalatine ganglion see below for details
posterior superior alveolar

in infraorbital canal

infraorbital nerve:	superior alveolar anterior middle posterior internal nasal branches

on face

mandibular (V3)

in meninges	meningeal

anterior	to muscles of mastication medial pterygoid/to tensor veli palatini lateral pterygoid masseteric deep temporal buccal

posterior	auriculotemporal otic ganglion lingual submandibular ganglion inferior alveolar mylohyoid mental

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