Bones of the Skull Flashcards
1
Q
How are the bones of the skull divided?
A
Cranial Vault and Facial Skeleton
2
Q
How many bones are there in the Cranial Vault?
A
8
Frontal bone - Forehead Occipital bone - back of the head Sphenoid bone - wedge form Ethmoid bone - Sieve form (apart of the facial skeleton) 2 parietal bones - walls 2 temporal bone - temples
3
Q
How many bones are there in the Facial Skeleton?
A
15 irregular bone
mandible, lower jaw Vomer Ethmoid bone (apart of the cranial vault) 2 lacrimal bones (tear) 2 nasal bones (nose) 2 maxillary bones- upper jaw/moustache 2 zygomatic bones - cheekbones 2 palatine bones - palate (roof of the mouth) 2 inferior nasal conchae
4
Q
Bones that make up the orbital?
A
The main 4 bones are: Frontal bone Zygomatic bone Maxillary bone Lacrimal bone
3 other bones help form
Ethmoid
Sphenoid
Palatine
5
Q
What are the apertures in the orbital socket called
A
SOF - Superior Orbital Fissure
IOF - Inferior Orbital Fissure
Optic Canal