Exam 1 Terms Flashcards
The “brain box”
Neurocranium
The space in the back of the skull
Cranial cavity
The “skull cap”; on the models it is the top of the skull that comes off
Calvaria
The floor of the cranial cavity (she used a flat hand to present it)
Cranial base
Depression in the cranial base that is closest to the face
Anterior cranial fossa
Depression in the cranial base that is in the middle of the skull
Middle cranial fossa
Depression in the cranial base that is in the back of the skull
Posterior cranial fossa
Space that is the eye sockets
Orbits
Space where the nose is, sort of the bottom of the nose hole
Nasal cavities
The facial skeleton
Viscerocranium
Bone in the middle of the nasal cavity near the bottom, yellow bone in the colored skull
Bony nasal septum
The opening that leads into the nasal cavities
Piriform aperture
What is the hard palate constructed of?
Parts of the maxilla and palatine bones
Structure of the roof of the mouth (red and purple bones inside mouth)
Hard palate
What is the zygomatic arch constructed of?
Parts of the zygomatic and temporal bones
The cheek bone arch (brown and yellow bones connected on the side of the face)
Zygomatic arch
Suture across the top of the skull where the yellow and green bones meet
Coronal suture
Horizontal suture where the green and blue bones meet
Lambdoidal suture
Vertical line on top of the skull, on the green bone only
Sagittal suture
Suture on either side of the skull where the green and brown bones meet
Squamous suture
Mostly the forehead, yellow bone
Frontal bone
Feature where the eyebrows would be, has a bit of a ridge
Supraorbital margin
On the top of the skull, green bone(s)
Parietal bones
Bone on the back of the skull (blue bone)
Occipital bone
Feature that is a bump on the back of the skull in the middle/center
External occipital protuberance
Feature that is the resting spot of the 1st cervical vertebra, is blue by the big hole
Occipital condyles
Rough area/lines on the back of the skull (blue)
Nuchal lines
The brown bones(temples)
Temporal bones
Projection (bump) at the back and bottom of the temporal bone
Mastoid process of the temporal bones
Projection; Sharp bone going straight down of the temples
Styloid process of the temporal bones
Projection that is an arch, brown bone of cheekbone
Zygomatic process of the temporal bones
Inside the skull, The mountains that go up in the middle
Petrous portion
Pistachio shells, where the jaws connect to the Main skull
Mandibular fossa
Sits in the front middle of the inside of the skull, the small bone that’s connected to the butterfly
Ethmoid bone
The top centerpoint of the ethmoid bone
Crista galli
The rough jagged surface on the top of the ethmoid bone
Cribriform plate
On the back of the very middle bone of the ethmoid bone
Perpendicular plate of the ethmoid bone
The red bone looks like a big butterfly
Sphenoid bone