Quiz 2 Material Flashcards
Orbits
Eye sockets
Anterior basal aperture
Holes between and below the orbits, the nose holes
External acoustic meati
Ear holes
Foramen magnum
Large oval hole in the base of the skull
Zygomatic arches
Thin bing bridges at the side of the skull
Skull
Entire bony framework of the head
Cranium
The skull without the mandible
Calvarium
Cranium without the face
Calotte
The calvaria without the base
Splanchnocranium
The facial skeleton
Neurocranium
The braincase
Extrasutural (wormian) bones
Irregular ossicles that occur along some sutures
Coronal sutures
Lies between the frontal and parietals
Sagittal sutures
Passes down the midline between the parietal bones
Lambdoid suture
Passes between the two parietals and the occipital
Squamous sutures
Unusual, scale like, beleveled sutures between temporal and parietal bones
Basiliar suture
Lies between the sphenoid and the occipital
Metopic suture
Passes between infused frontal haves and only rarely persists into adulthood
Frontal sinuses
Inside supercillary arch (above eyes)
Maxillary sinuses
Inside cheek bone (body of maxilla)
Sphenoidal sinus
Inside body of sphenoid bone
Ethmoidal sinus
Inside ethmoid bone
Superior Sagittal Sinus
Frontal, parietals, occipital
Transverse Sinuses
Occipital, parietal
Sigmoid Sinuses
Parietal, temporal
Zygomatic processes
Form the most lateral and anterior corners of the frontal
Superciliary arches
The bony tori over the orbits (the brows)
Superorbital Foramen/notch
are set along the medial half of the superior orbital rim. They transmit the supraorbital vessels and supraorbital nerve as they pass superiorly to the forehead region.