Axial Skeleton

Frontal

Frontal

Forehead bone, front of cranium

Parietal

Side and top of cranium

Temporal

Lower sides of cranium, includes ear canal and mastoid process

Occipital

Back of skull, contains the foramen magnum

Foramen Magnum

Hole through which the spinal chord passes

Spenoid

• Bat-shaped, central part of cranium floor

  • Contains the pituitary gland

Ethmoid

• Forms floor of cranium, side walls and roof of nose

• Anterior to sphenoid

Sutures

Immovable joints where the cranial bones connect

Nasal

Forms the upper part or bridge of the nose

Maxilla

• Upper jaw bone

• Forms the roof of the mouth, floor/sides of the nose, and floor of the eye orbit

Zygomatic

Cheek bones, part of the eye orbit

Mandible

Lower jaw bone and strongest facial bone

Lacrimal

• Forms medial wall of the orbit and nasal cavity

• Smallest facial bones

• Contain tear ducts

Paletine

Forms posterior roof of mouth

Inferior concha

In the lateral nasal cavity

Vomer

Posterior portion of the nasal septum

Malleus

Means hammer, attached to eardrum

Incus

Anvil

Stapes

Stirrup

Vertebral Column

The spine

Cervical

Vertebrae of the neck, 7

Atlas (C1)

Supports the skull and has no body

Axis (C2)

Projection called a dens around which the atlas rotates

Thoracic

Vertebrae of the chest, 12

Lumbar

Vertebrae of the lower back, largest and strongest vertebrae, support body weight, 5