Skull and Cranial Cavity Flashcards
what is the spongiform bone of the brain called?
Diploe
What are the main sutures of the brain?
Coronal
sagittal
lambdoid
pterion
the pterion suture is the point of meting of which bones?
frontal, parietal, sphenoid, temporal
What runs behind the pterion?
Middle Meningeal Artery
What are the bones of the skull?
frontal temporal parietal sphenoid occipital ithmoid
what are some of the features of the temporal bone?
Zygomatic Process Squamous part (pterion) Mastoid Process styloid process and petrous process
what is the importance of the limits between the wings of the sphenoid bone?
delimit the anterior and middle cranial fossa (division is the superior orbital fissure)
what bones form the base of the skull?
frontal, temporal, occipital, ethmoid and sphenoid
What are the bones that form the anterior cranial fossa?
frontal and lesser wing of sphenoid
what bones constitute the posterior cranial fossa?
temporal
occipital and parietal
What are the bones that form the middle cranial fossa?
greater wing of sphenoid
petrous part of temporal
Main holes of the anterior cranial fossa?
cribiform plate CN1
what are the main holes of the posterior cranial fossa?
internal accoustic meatus
jugular foramen
hypoglossal cannal
formamen magnum
What are the main holes of the anterior cranial fossa?
hypophisial fossa optic canal superior orbital fissure foramen rotondun foramen ovale foramen spinosum
