Posterior ethmoidal foramen

Posterior ethmoidal foramen
	Base of the skull. Upper surface. (On the left, "Posterior ethmoidal foramen" is the 9thlabel from the right.
	1 Foramen ethmoidale, 2 Canalis opticus, 3 Fissura orbitalis superior, 4 Fossa sacci lacrimalis, 5 Sulcus infraorbitalis, 6 Fissura orbitalis inferior, 7 Foramen infraorbitale
Details
Identifiers
Latin	foramen ethmoidale posterius
TA	A02.1.00.080
FMA	53136
	Anatomical terms of bone

Lateral to either olfactory groove are the internal openings of the anterior and posterior ethmoidal foramina (or canals).

The posterior ethmoidal foramen opens at the back part of this margin under cover of the projecting lamina of the sphenoid, and transmits the posterior ethmoidal vessels and nerve.

External links

lesson3 at The Anatomy Lesson by Wesley Norman (Georgetown University) (orbitforamina) (#4)

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