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
On the butterfly, the outer wing towards the back
Greater wing of the sphenoid bone
On the butterfly, the smaller wings in the front
Lesser wing of the sphenoid bone
The top bridge that looks like a saddle on the butterfly
Sella turcica of the sphenoid bone
The bottom protruding legs on the butterfly
Pterygoid processes of the sphenoid bone
The inner plate on the legs of the butterfly
Medial plates of the pterygoid process
The outer plates on the legs of the butterfly
Lateral plates of the pterygoid process
Where does the pituitary gland rest?
The sella turcica
The entire bone makes up the lower jaw
Mandible bone
The middle of the chin
Body of mandible
Tooth socket on the lower jaw
Dental alveoli of the mandible bone
Where the ramus and body of the mandible meet
Angle of the mandible bone
Go straight up on the backside of the lower jaw
Ramus of the mandible bone
The anterior top ridge of the mandible
Coronoid process of the ramus
The whole posterior top ridge of the mandible
Condylar process of the ramus
Top surface of the condylar process
Head of mandible of the ramus
Purple bone that makes up the upper jaw
Maxillae bone
Where are the mustache would sit
Body of maxilla bone
Tooth socket of upper jaw
Dental alveoli of the maxillae bone
Right below the eyes, where you would get baggy eyes (purple)
Infraorbital margin of the maxillae bone
Only the purple part of the roof of the mouth
Palitine process of the maxillae bone
The cheekbones (yellow)
Zygomatic bones
The yellow part of the cheekbone that arches
Temporal process of the zygomatic bones
The white bone that is the bridge of the nose
Nasal bones
Fractures on this produce a broken nose
Nasal bones
L shaped bones that are all red in the mouth
Palatine bones
Red bone on the roof of the mouth in the back that goes from side to side of teeth
Horizontal plate of the palatine bones
Up and down red bone going into the nasal cavity, more on the inside
Perpendicular plate of the palatine bones
Orange bone that is in the orbit close to the nose
Lacrimal bones
The hole at the bottom of the lacrimal bones (where tears/crying comes from)
Opening for nasolacrimal duct
Tip of yellow bone on bony nasal septum (skull might be flipped upside down)
Vomer
On the top of the orbits (eye holes), small notches
Supraorbital foramen
Right below the orbits (eye holes), small notches/holes
Infraorbital foramen
Small holes on either side of the chin
Mental foramen
Round hole in the back of the eye holes
Optic canal
The top hole in the back of the eye hole
Superior orbital fissure
Bottom hole in the back of the eye hole
Inferior orbital fissure
The outside ear hole
External acoustic meatus
The 7 vertebrae on the top of the spine; neck portion
Cervical vertebrae
The 12 vertebrae where the ribs attach; upper back
Thoracic vertebrae
The 5 vertebrae that make up the lower back
Lumbar vertebrae
Bone with ridges at the bottom of the spine, made of 5 fused vertebrae
Sacrum
The tail bone; small bone at the very bottom of the spine
Coccyx
These curvatures of the spine are present at birth
Primary curvatures
These curvatures of the spine develop postnatally
Secondary curvatures
The curvature of the thoracic vertebrae
Thoracic kyphosis
The curvature of the sacrum
Sacral kyphosis
The curvature of the cervical vertebrae
Cervical lordosis
The curvature of the lumbar vertebrae
Lumbar lordosis
The hole in each vertebrae that the spinal cord goes through
Vertebral canal
The openings (holes) on the side of the vertebrae that is made where each one meets (best seen with a side view)
Intervertebral foramina
The disc in each vertebrae, the big solid part
Body of vertebra
The top of the arch in a vertebrae, the arch that holds up the “animal head”
Laminae of the vertebral arch
Supporting columns in each vertebrae that holds the “animal head”
Pedicles of the vertebral arch
The front middle bone that always points down on a vertebrae
Spinous process of the vertebrae
Projections that point outward <— + —> on each vertebrae
Transverse processes of the vertebrae
The projections on the top of each vertebrae that point up
Superior articular processes of the vertebrae
The projections on the bottom of each vertebrae that point downwards
Inferior articular processes of the vertebrae
The notches on the top of each vertebrae seen from the side view
Superior notches of the vertebrae
The notches on the bottom of each vertebrae seen from the side view
Inferior notches of the vertebrae
