anatomy lab 5-- axial skeleton (revised)

lambdoid suture

sagittal suture

glabella

frontonasal suture

supraorbital foramen

supraorbital margin

coronal suture

parietal bone

lambdoidal suture

squamosal suture

mandibular fossa

tympanic region

mastoid region

squamous part of temporal bone

mastoid part of temporal bone

zygomatic process

tympanic part of temporal bone

styloid part of tympanic bone

temporal bone

forms part of the side and base of the skull

external acoustic meatus

the opening of the ear canal

mastoid process

muscle attachment site behind the ear

zygomatic process

helps form the zygomatic arch

mandibular fossa

articulates with the mandible to form the TMJ

occipital bone

foramen magnum

lambdoidal suture

occipital bone

superior nuchal line

external occipital protuberance

occipital condyle

interior nuchal line

occipital bone

forms the back and base of the skull

foramen magnum

large opening for the spinal cord

occipital condyles

articulate with C1—- atlas

C1

atlas

C2

axis

nuchal lines + occipital protuberance

muscle attachment

hypoglossal canal

small opening near the condyles

sphenoid bone

greater wintg

sella turcica

optic canal

spenoid body

lesser wing

superior orbital fissure

superior orbital fissure

pterygoid process

sphenoid bone

located at the base of the skull

• has a body, greater and lesser wings

sella turcica

holds the pituitary gland

optic canal

passage for the optic nerve

superior + inferior orbital fissures

openings near the orbit

pterygoid process

project downward

crista galli

cribriform plate

middle nasal concha

perpendicular plate

ethmoid air cells

cribriform plate

crista galli

foramen magnum

optic canal

foramen rotundum

foramen ovale

foramen spinosum

foramen lacerum

internal acoustic meatus

jugular foramen

hypoglossal canal

foramen ovale

foramen spinosum

foramen lacerum

carotid canal

stylomastoid foramen

jugular foramen

infraorbital foramen

foramen magnum

anterior nasal spine

alveolar margin

inferior nasal concha

nasal bone

palatine bone horizontal plate

palatine bone perpendicular plate

optic canal

vomer

coronoid process

mandibular condyle

ramus of mandible

mandibular angle

body of mandible

alveolar margin

frontal sinus

ethomoid air cells

sphenoid sinus

maxillary sinus

atlas

first vertebrae which lacks the vertebral body

is ring shaped

designed to support head

axis

second vertebrae

has a dens