Axial Bone Markings Flashcards
Supraorbital foramen
2 small holes above eyes
Glabella
Between eyebrows
Frontal bone
Foramen magnum
Big hole in orbital bone
Houses spinal cord
Occipital condyles
1 on each side of foramen magnum
What is a condyle
Place where one bone touches another
What is a foramen
A hole / opening
External occipital protuberance
Outside of occipital
Bump directly back of skull
Hypoglossal canal
Sides of foramen magnum
Cranial nerves pass through
External acoustic meatus
External hole of ear
Connects inner and outer ear
Styloid process
Temporal bone
Protrudes out of mastoid process
Mastoid process
Temporal bone
attachment site for many muscles
Jugular foramen
Part of temporal closest to occipital
Internal hole
Cranial nerves pass through
Greater and lesser wings
Sphenoid bone
Greater extends more
Lesser smaller
Sella turcica
Sphenoid bone
Where pituitary gland sits
Crista Gali
Ethmoid bone
Part that sticks up
Ethmoid air cells
Holes
Olfactory nerves go through
So signals go from nose to brain
mandible
lower jaw
maxilla
upper jaw
zygomatic bones
cheek bones
nasal bones
bones in top of nose
lacrimal bones
bones in the inner eye
medial to eyes
by tear ducts
palatine bones
pallet of mouth
vomer
bone in skull that separates left and right nose
inferior nasal concha
one in each bottom of nose
swirls air into nostrils to warm it and extract o2