ethmoid bone Flashcards
1
Q
what does the ethmoid bone form
A
Forms the anterior cranial floor, medial orbit walls, upper parts of the nasal septum (perpendicular plate), and sidewalls of the nasal cavity
2
Q
where is the perpendiclar plate
A
Dead center
3
Q
what does the perpendicular plate do
A
forms supirior part of nasal septum
4
Q
where is the Crista galli
A
very tip top center
5
Q
what does the crista galli do
A
attachment site for the dura matter (the outermost part of the brain)
6
Q
where is the cribriform plates
A
Where is the masses atach to the center
7
Q
what do the cribriform plates do
A
allows neve I to pass through and forms the roof of the nasal cavity and the floor of the anterior cranial fossa
8
Q
where is the supirior and middle conche
A
extends medialy from the masses on the sides
