Skull
composed of the cranium (brain case) and the facial bones
Frontal Bone (1)
- Forehead
- Coronal suture: found between the frontal bone and the parietal bones
Parietal Bones (2)
- Side walls of cranium
- Roof of cranium
Sagittal suture:
found between the two parietal bones
Occipital Bone (1)
- Back of skull
- Base of cranium
Lambdoidal suture
found between the occipital bone and the parietal bones
foramen magnum
a large hole in the base of the occipital bone where the spinal cord passes into the skull
Temporal Bones (2)
- Side walls of cranium
- Floor of cranium
Squamous suture:
found between the temporal bones and the parietal bones
external acoustic meatus
external ear canal
Mastoid process
Cone shaped bone at base of skull behind ear
Styloid process
Attatchment point for ligaments to swallow
Zygomatic process
Cheekbones
Sphenoid Bone (1)
- Base of cranium
- Sides of skull
- Floors & sides of orbits
Ethmoid Bone (1)
- Roof and walls of nasal cavity
- Floor of cranium
- Wall of orbits
Maxillary Bones (2)
- also called maxilla
- upper jaw
Palatine Bones (2)
- 'L’ shaped bones located behind the maxillae
- Posterior section of hard palate (roof of mouth)
- Floor of nasal cavity
- Lateral walls of nasal cavity
Zygomatic Bones (2)
Prominences of cheeks
Lacrimal Bones (2)
Medial walls of orbits
Nasal Bones (2)
Bridge of nose
Vomer Bone (1)
Inferior portion of nasal septum
Inferior Nasal Conchae (2)
Extend from lateral walls of nasal cavity
Mandible (1)
- Lower jaw
- Body (chin area)
- Ramus (area by ears)
Mandibular foramen:
underside of mandible located on the ramus
Mental foramen:
located on the body (chin)
Fontanels
fibrous membranes