All of the following are pas of ethmoid bone, except
Pas of ethmoid bone: Cribriform plate Superior concha Middle concha Unicate process Vomer Crista Galli Anterior ethmoidal sinuses Orbital plate of ethmoidal labyrinth Perpendicular plate Middle ethmoidal sinus and bulla ethmoidal NOTES: Ethmoid is very light cuboidal bone situated in the anterior of base of cranial cavity between two orbits It forms: pa of medial orbit walls, pa of nasal septum,pa of roof of orbit, lateral walls of the nasal cavity It comprises: cribriform plate, perpendicular plate, a pair of labyrinth Ref BDC volume3,sixth edition pg 45
Uncinate process
Inferior concha
Middle concha
Crista galli
Head and neck