Unit 1 Head notes

Page 1

-Skull is made up of 28 separate bones.

-Regions of the skull include: (in the cranium)

-Cranial vault (upper dome part of the skull)

-Cranial base

-Facial skeleton

-Upper jaw

-Acoustic cavities (ears)

-Interior cavities (interior of skull, housing brain)

-Basic role is to protect the brain, the organs of special sense such as the eyes, and the cranial parts of the breathing and digestive systems.

-Provides attachment for many of the muscles of the neck and head.

Front of Skull

-Bones

-Frontal bone

-Supra-orbital notch

-Orbit

-Temporal bone

-Lesser wing of sphenoid bone

-Zygomatic bone

-Infra-orbital

-Maxilla

-Mental foramen

-Nasal septum

-Inferior nasal concha (turbinate)

-Body of mandible

-Infra-orbital margin

-Nasal bone

-Naison

-Glabella

-Calvaria

-Sinuses

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