Bones of the Skull Flashcards

1
Q

How are the bones of the skull divided?

A

Cranial Vault and Facial Skeleton

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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
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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
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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

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5
Q

What are the apertures in the orbital socket called

A

SOF - Superior Orbital Fissure
IOF - Inferior Orbital Fissure
Optic Canal

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