Posterior ethmoidal nerve

Posterior ethmoidal nerve
The ophthalmic artery and its branches. (Nerve not pictured, but location is similar to artery.)
Details
From	nasociliary nerve
Innervates	sphenoidal sinus, ethmoidal sinus
Identifiers
Latin	nervus ethmoidalis posterior
TA	A14.2.01.028
FMA	52714
*Anatomical terms of neuroanatomy* [edit on Wikidata]

The posterior ethmoidal nerve is a branch of the nasociliary nerve.

It carries sensory information from the sphenoid sinus and posterior ethmoidal air cells.

It is absent in about 30% of people.

External links

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

infraorbital nerve:	superior alveolar anterior middle posterior internal nasal branches

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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