Amc Bones Of The Cranium

Front 1

Cranium

Back 1

Encloses and protects the brain and furnishes attachment sites for head and neck muscles

Front 2

Calvaria

Back 2

Cranial vault.
1. Superior
2. Lateral
3. Posterior aspects of the skull

Front 3

Cranial Base

Back 3

Superior aspect of the skull

Front 4

Frontal Bone

Back 4

1. Anterior aspect of the cranium
2. Forms most of the anterior cranial fossia
3. Superior wall of the orbits
4. Contains air filled frontal sinus

Front 5

Squamos

Back 5

Forehead

Front 6

Anterior Cranial Fossa

Back 6

A basin like depression in the anterior cranium

Front 7

Supraorbital Margin

Back 7

Thickened superior margins of the orbits that lie under the eyebrows

Front 8

Glabella

Back 8

Smooth portion of the frontal bone that lies in between the orbits

Front 9

Parietal Bone

Back 9

Form superior and lateral aspects of the cranial vault

Front 10

Coronal Suture

Back 10

Between the parietal bones and the frontal lobe

Front 11

Sagittal Suture

Back 11

Between the parietal bones

Front 12

Lamdoid Suture

Back 12

Between parietal and occipital bone

Front 13

Squamous Suture

Back 13

Between the parietal bones and the temporal bones

Front 14

Occipital Bone

Back 14

Forms most of the posterior wall and base and articulates with C1

Front 15

Ligamentum Nuchae

Back 15

Sheetlike elastic ligament that connects the vertebrae of the neck to the skull

Front 16

Temporal Bones "Temple"

Back 16

Ineferolateral aspects of the skull

Front 17

Squamos Region of the Temporal Lobe

Back 17

Abuts the squamous suture and has a zygomatic process that meets the zygomatic bone to form the zygomatic arch

Front 18

Tympanic Region of the Temporal Lobe

Back 18

Surrounds the external acoustic meatus (external ear canal)

Front 19

Mastoid Region of the Temporal Lobe

Back 19

Inferior portion of the temporal bone that exhibits the mastoid process

Front 20

Petrous Region of the Temporal Lobe

Back 20

Contributes to the cranial base

Front 21

Sphenoid Bone "Wedge"

Back 21

Spans the width of the cranial fossa and is a keystone bone

Front 22

Greater Wings of the Sphenoid

Back 22

Project laterally from the sphenoid to form dorsal walls of the orbits and the external wall of the skull