page_title: Ethmoidal spine
hierarchical_section_title: Ethmoidal spine
caption_attribution_description: Sphenoid bone. Upper surface.
context_page_description: The superior surface of the body of the sphenoid bone 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.
context_section_description: 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.
caption: Sphenoid bone. Upper surface. (Ethmoidal spine visible at top.)
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