Cranial Bones Flashcards
frontal bone
Skull bone of forehead and top of eye socket
Interior shelf where brains frontal lobe sits
Parietal bone
Superior part of skull, posterior to frontal bone
Connection point of parietal bones
Sagittal suture
Temporal bone
Lateral aspect of bone at temples
Parts of temporal bone (5 parts)
1) external auditory canal
2) mastoid process
3) styloid process
4) mandibular fossa
5) zygomatic process
External auditory canal
Earhole, anterior to mastoid process
Mastoid process
Rounded mass, posterior region of temporal bone
Styloid process
Fang like piece of bone
Medial and anterior to mastoid process
Madibular fossa
Anterior to mastoid process
Where lower mandible fits
Zygomatic process
Anterior to ears.
Posterior portion of cheek bones
Occipital bone
Posterior aspect of skull
Parts of occipital bone (2)
Foramen magnum
Occipital condyles
Foramen magnum
Big hole at base of skull
Occipital condyles
Lateral, anterior to foramen magnum
Sphenoid bone on lateral aspect
Rectangular bone, at posterior lateral side of eye
Sphenoid bone from cranial cavity
Bat like shape posterior to frontal bone
Sella turcica
Part of sphenoid bone
“Saddle” shapes region
Ethmoid bone
Medial sides of eye socket
Parts of ethmoid bone (3)
1) crista galli
2) cribriform plate
3) nasal conchae
Cristae galli location
Ridge in the cranial cavity posterior to frontal bone
Cribriform plate location
Surrounds cristae galli
Nasal conchae
Superior Shelf in nasal cavity