Ethmoidal spine

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Ethmoidal spine
Sphenoid bone. Upper surface. (Ethmoidal spine visible at top.)
Gray's p.147
Anatomical terms of bone

The superior surface of the body of the sphenoid bone (Fig. 145) presents in front a prominent spine, the ethmoidal spine, for articulation with the cribriform plate of the ethmoid; behind this is a smooth surface slightly raised in the middle line, and grooved on either side for the olfactory lobes of the brain.

Additional images[edit]


This article incorporates text from a public domain edition of Gray's Anatomy.