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crista galli
cribriform plate
Lateral view
orbital plate of the ethmoid bone
crista galli
perpendicular plate of the ethmoid bone
labyrinth
middle ethmoid air cells
Posterior view
middle concha
ethmoidal air cells
uncinate process
ethmoidal bulla
hiatis semilunataris
Links and References:
Rohen/Yokochi: 38, 39