Bassett Collection Large Image - Lane Medical Library, Stanford University Medical Center

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Osteology

Ethmoid bone, anterior view

1 .	Crista galli
2 .	Alar process
3 .	Sulci for anterior ethmoidal vessels and nerves
4 .	Cribriform plate
5 .	Lamina papyracea
6 .	Uncinate process
7 .	Middle nasal concha
8 .	Ethmoidal labyrinth
9 .	Articular border for frontal spine
10 .	Ethmoidal cells
11 .	Perpendicular plate
12 .	Middle nasal meatus