Neuroscience Lab - Osteology of the Skull

neurocranium

• contains and protects the brain and its meninges, proximal part of the cranial nerves, and the vasculature of the brain

Name the bones that form the neurocranium

calvaria

• dome-like roof of the neurocranium

Name the bones that form the calvaria

viscerocranium

• consists of the bones surrounding the mouth, nose/nasal cavity, and most of the orbits

facial skeleton

Another name for the viscerocranium is the…

Name the bones that form the viscerocranium

frontal bone

superciliary arch

supraorbital notch/foramen

parietal bone

occipital bone

hypoglossal canal

Name the contents of the hypoglossal canal

foramen magnum

Name the contents of foramen magnum

clivus

external occipital protuberance

cruciform eminence

occipital condyles

What do the occipital condyles articulate with?

temporal bone

zygomatic process of temporal bone

articular tubercle of temporal bone

external acoustic meatus

internal acoustic meatus

Name the contents of internal acoustic meatus

mastoid process of temporal bone

styloid process of temporal bone

mandibular fossa of temporal bone

glenoid fossa

carotid canal of temporal bone

Name the contents of the carotid canal of the temporal bone

sphenoid bone

greater wing of sphenoid bone

lesser wing of sphenoid bone

lateral pterygoid plate of sphenoid

medial pterygoid plate of sphenoid

optic canal of sphenoid

Name the contents of the optic canal of the sphenoid

pterygoid hamulus of sphenoid

foramen spinosum

Name the contents of foramen spinosum

foramen ovale

Name the contents of foramen ovale

foramen rotundum

Name the contents of foramen rotundum

zygomatic bone

frontal process of zygomatic bone

temporal process of zygomatic bone

maxilla

infraorbital foramen

Name the contents of the infraorbital foramen

mandible

angle of mandible

coronoid process of mandible

mandibular ramus

mandibular notch

mandibular head

condylar process of mandible

mandibular neck

nasal bones

lacrimal bones

ethmoid

perpendicular plate of ethmoid

orbital plate of ethmoid

cribriform plate of ethmoid

superior nasal conchae

middle nasal conchae

vomer

palatine bone

horizontal plate of palatine bone

vertical plate of palatine bone

inferior nasal concha

coronal suture

frontonasal suture

frontozygomatic suture

intermaxillary suture

lambdoid suture

sagittal suture

squamous suture

sphenoparietal suture

sphenofrontal suture

temporozygomatic suture

spheno-occipital suture

superior orbital fissure

inferior orbital fissure

pterion

temporal fossa

zygomatic arch

infratemporal fossa

jugular foramen

temporomandibular joint

alveolar processes

anterior cranial fossa

middle cranial fossa

posterior cranial fossa

Name the bones that are unpaired