Honors Anatomy Skull Anatomy

Frontal bone

forms the forehead

Nasal bone

forms the bridge of the nose

Sphenoid

wedge-shaped bone at the base of the skull

Zygomatic bone

cheek bone

Maxilla

upper jaw bone

Mandible

lower jaw bone

Hyoid

a U-shaped bone in the neck that supports the tongue.

Temporal bone

bone that forms parts of the side of the skull and floor of the cranial cavity

Occipital bone

Bone that forms the posterior and base of the cranium

Parietal bone

A bone forming the lateral, superior portion of each side of the skull.

External auditory meatus

feature of the temporal bone which provides opening to middle and inner ear

Mastoid process

round projection on the temporal bone behind the ear. allows attachment of mastoid muscle

Styloid process

Pen-like process extending downward from the temporal bone on each side of the skull. Allows the attachment of muscles of the neck and tongue

Foramen magnum

A large opening at the base of the occipital bone which allows passage of the spinal cord to the vertebral cavity.

Ethmoid

bone that forms the nasal cavity and superior portion of the septum

Ramus of mandible

Portion of the mandible which allows attachment of the mastoid muscle

zygomatic arch

Process extending from the temporal bone which fuses with the zygomatic bone to create the facial structure known as the cheek.

occipital condyles

Rounded projections lateral to the foramen magnum that articulate with the first cervical vertebra (atlas)