RAD 372 CH 11 CRANIUM

brain

what is stored in the cranium?

calvarium, floor

the cranium is broken into 2 main parts which is what?

brain

what is stored in the cranium?

calvarium, floor

the cranium is broken into 2 main parts which is what?

calvarium

the skull cap is known as the what?

frontal, (2) parietal, occipital

the clavarium or skull cap is broken up into 4 parts what are they?

squamos, orbital

the frontal bone consist of what 2 main anatomy?

parietals, sphenoid, ethmoid

the frontal bone articulates with what?

forehead

the vertical portion of the sqaumos is known as the what?

orbital plates

the horizontal portion of the orbital is known as the what?

glabella, supraorbital groove, supraorbital margin (SOM)

the squamos consist of what anatomy?

glabella

what is located on the squamos portion of the skull and is between the eyebrows?

supraorbital groove

what is located on the squamos portion of the skull and is just superior to the eyebrow?

supraorbital margin (SOM)

what is located on the squamos portion of the skull and is the top part of the eye, looks like a rainbow shape?

orbital plate, ethmoid notch

the orbital consist of what anatomy?

orbital plate

what is the ceiling part of the orbitals called and is visible on the lateral and used to identify tilt on a lateral?

ethmoid notch

what is part of the orbital and is located in the area where the nose would be attached?

parietal

what is the top or superior portion of the calvarium?

parietal eminence

the parietal consist of what anatomy?

frontal, occipital, temporal, sphenoid, parietal

the parietals articulate with what anatomy?

occipital

what is the back or posterior portion of the calvarium or the back of the head?

external occipital protuberance, foramen magnum, occipital condyles

the occipital bone consist of what anatomy?

inion

the external occipital protuberance is known as the what?

foramen magnum

what does the spinal cord go through?

parietals, temporals, sphenoid, atlas

what does the occipital bone articulate with?

temporal, sphenoid, ethmoid

the cranium floor is made up of what bones?

cranium floor

what is made up of the temporal, sphenoid, and ethmoid?

squamous, mastoid, petrous

what anatomy is on the temporal bone?

squamous

what is the vertical portion of the temporal bone and is very thin?

mastoid

what is on the temporal bone and is the area on the back of the ear?

petrous

what is on the temporal bone is very dense and is known as our ear hole?

zygomatic process

what is the anatomy of the squamous?

zygomatic process

what is the anterior projection of the squamous called?

TMJ

what is the depression of zygomatic process of the squamous bone called?

zygoma, mandible, parietal, sphenoid, occipital

the squamous bone articulates with what?

mastoid air cells, mastoid tip

the mastoid consist of what anatomy?

petrous pyramids, internal acoustic meatus (IAM), styloid process

the petrous consist of what anatomy?

petrous

what houses the hearing and the equilibrium?

petrous ridges

the petrous pyramids consist of what?

styloid process

the sharp or spike looking portion of the petrous is known as the what?

sphenoid

what bone looks like a bat and is known as the bat bone?

sphenoid

what bone anchors the cranial bones?

sella turcica

what houses the pituitary gland?

pituitary gland

the sella turcica houses what?

dorsum sellae, clivus, posterior clinoid, anterior clinoid

the sella turcica consist of what anatomy?

dorsum sellae

the backside of the sella turcica is known as the what?

clivus

the depression by the dorsum sellae is known as the what?

posterior clinoid, anterior clinoid

the points of sella turcica is known as the what?

lesser wings, greater wings

the wings of the sphenoid bone is known as the what?

lesser wings

the superior portion of the ethmoid is what wings?

greater wings

the inferior portion of the ethmoid is what wings?

greater wings

what articulates to the squamous portion anteriorly?

pterygoid

the legs of the bat of the sphenoid bone is known as the what?

lateral, medial

the pterygoid has consist of 2 portions what are they?

pterygoid hamulus

what is on the medial pterygoid and looks like a hook?

foramen rotundum, foramen ovale, foramen spinosum

what are the foramens of the skull?

optic groove

what is the groove between the anterior body and lesser wings?

chiasm

the optic groove is also known as the what?

chiasm

what is the area called where the optic nerves cross?

optic groove

what is seen on a rhese x-ray?

optic foramen

where does the optic nerve go through?

optic foramen

what is the hole between the anterior body and lesser wings?

superior orbital fissures

what is the space lateral to the optic foramen between the lesser and greater wings?

cribriform plate, crista galli, perpendicular plate, lateral labyrinth (masses), nasal conchae (turbinates)

the ethmoid bone consist of what anatomy?

cribriform plate

what is filled with holes on the ethmoid bone?

crista galli

what is superior projected from the cribriform plate?

perpendicular plate

what is inferior to the cribriform plate and correlates with the vomer?

nasal conchae

what is also known as the turbinates?

superior, middle

the nasal conchae consist of 2 portions what are they?

sutures

what are cranial fusions called?

synarthrodial

what type of joint are cranial fusions or sutures?

coronal, sagittal, lamboidal, squamosal

what are the sutures of the skull?

anterior, posterior, sphenoid, mastoid

what are the fontanels of the skull?

bregma

the anterior fontanel turns into what?

lambda

the posterior fontanel turns into what?

pterior

the sphenoid fontanel turns into what?

asterion

the mastoid fontanel turns into what?

bregma

anteriorly where the coronal suture and the sagittal suture meet is known as the what?

lambda

posteriorly where the labdoidal suture and sagittal suture meet is known as the what?