A&P 3 (skull)

Occipital

Back of the head

Parietal Bones

Bones that form the sides and top of the cranium.

Temporal bone

Side of skull

Foramen

an opening through a bone as a passageway for blood vessels and nerves or ligaments.

Frontal Bone

anterior and unpaired

Jugular Foramen

between the temporal and the occipital bone

Sphenoid bone

composed of lateral wings with sella turcica at the center

Biparietal Diameter

distance between the most prominent points of the right and left parietal bones. (establishes fetal age)

Ethmoid

in front of the sphenoid

Sutures

interlocking line of union between bones

Anterolateral Fontanel

junction of the frontal, parietal, temporal, and sphenoid bones.

Posterolateral (Mastoid) Fontanel

junction of the parietal, occipital, and temporal bones

Posterior Fontanel

located between the 2 parietal bones and the occipital bone.

Anterior Fontanel

located between the angles of the 2 parietal bones and the frontal bone

Fontanel

membranous areas of incomplete intra-membranous ossification

Olfactory Foramen

on the ethmoid bone

Foramen Magnum

on the occipital bone, brain to the spinal cord

External Acoustic Meatus

on the temporal bone, leads to the ear

Sagittal Suture

separates the 2 parietal bones

Coronal Suture

separates the frontal bone from the parietal bones

Lambdoidal Suture

separates the parietal bones from the occipital bones

Squamosal Suture

separates the temporal and parietal bones