Human Anatomy Lab

Skeletal Landmarks

 

Skull (22 bones) - includes both cranial and facial bones

1)      Cranial (8 bones)

a)      Frontal:

-coronal suture

-frontal squama

-supraorbital margin

 

-supraorbital foramen

-frontal sinuses

b)      Parietal:

-lamdoid suture

-sagittal suture

-squamous suture

-coronal suture

c)      Occipital:

-foramen magnum

-occipital condyles

-external occipital protuberance

d)     Temporal

-temporal squama

-zygomatic process

-zygomatic arch

-petrous portion (or petrous part)

-carotid foramen

-jugular foramen

-foramen lacerum

-mandibular fossa

-mastoid portion

-mastoid process

-mastoid foramen

-external auditory meatus (canal)

-internal auditory meatus

-styloid process

e)      Sphenoid

-body

-greater wings

-lesser wings

-sella turcica

-sphenoid sinus

-pterygoid process

-optic foramen

-superior orbital fissure

-foramen rotundum

-foramen ovale

-foramen spinosum

f)       Ethmoid

-cribiform plate

-crista galli

-perpendicular plate

-lateral masses

-ethmoid sinuses

-superior and middle turbinates (nasal chonchae)

 

2)      Facial Bones

a)      Nasal Bones (2)

b)      Maxilla (2)

-alveolar process

-infraorbital foramen

-maxillary sinus

-palatine process

-inferior orbital fissure

c)      Zygomatic (2 malars)

-temporal process

d)     Mandible

-body

-rami

-angle

-condylar process

-coronoid process

-mandibular notch

-alveolar process

-mental foramen

e)      Lacrimal (2)

f)       Palatine (2)

-horizontal plates

g)      Inferior nasal conchae

h)      Vomer