Cranial vault - Part of the skull that encloses the brain and protects it from injury, Sagittal crest - Ridge of bone that runs along the top of the skull that strong jaw muscles attach to in primates that eat vegetation, Brow ridge - Bony ridge above and around the eyes that protects the eyes from powerful chewing and biting forces, Canine teeth - Large pointed teeth used for threat displays, Zygomatic arch - "Cheek Bone" that large chewing muscles pass through the size of this bone indicates the size of chewing muscles, Nuchal crest - Ridge at the back of the skull that large neck muscles attach to in quadrupedal apes, Molars - Large flat teeth that crush food while chewing, Foramen magnum - Hole at the base of the skull that the spinal cord and arteries pass through - the position of this indicates if the animal is bipedal or quadrupedal, Diastema - Gap between the teeth that large canines fit into indicating they are NOT used for eating, Prognathism - When the lower part of the face projects forward aka. a "muzzle", Dental arcade - The shape and arrangement of teeth in the lower jaw, Mandible - Lower jaw bone that chewing muscles attach to,

Skull Anatomy

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