Skull : It has two sets of bones - the cranial and facial, that totals to 22 bones. Cranial bones are 8 in number. They form the hard protective outer covering, cranium for the brain. The facial region is made up of 14 skeletal elements which form the front part of the skull. A single U-shaped bone called hyoid is present at the base of the buccal cavity and it is also included in the skull.
A. Cranium : It encloses the brain. Cranium has following eight bones :
(a) Frontal bone (one)
(b) Parietal bones (two)
(c) Occipital bone (one)
(d) Temporal bones (two)
(e) Sphenoid bone (one)
(f) Ethmoid bone (one)
B. Bones of face : Face has fourteen bones namely :
(a) Nasals (two)
(b) Maxilla (two)
(c) Palatines (two)
(d) Mandible (one)
(e) Zygomatic bones or cheek bones (two)
(f) Inferior nasal conchae (two)
(g) Vomer (one)
(h) Lacrimal (two)