What is #1
Lesser Wing of the Sphenoid
What is #2
Superior Orbital Fissure
What is #3
Greater Wing of the Sphenoid
What is #4
Ostium of the Sphenoid Sinus
What is #5
Perpendicular Plate of the Palatine Bone
What is #6 & 7
Hard palate
What is #8
Inferior Meatus
What is #9
Inferior Concha
What is #10
Infratemporal Fossa
What is #11
Middle Meatus
What is #12
Middle Concha
What is #13
Superior Meatus
What is #14
Superior Concha
What is #15
Bony Septum
What is #16
Cranial Cavity
What is #17
Sphenoid Sinus
What is #18
Body of the Sphenoid Bone