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        | skull, hyoid bone, vertebral column, and thoracic cage |  | 
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        | an immovable joint between flat bones of the skull |  | 
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 | Definition 
 
        | cranial bones containing air-filled cavities |  | 
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        | Term 
 
        | Cranium consists of how many bones? |  | Definition 
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 | Definition 
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 | Definition 
 
        | (2) one on each side of skull forms sides and roof of cranium |  | 
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 | Definition 
 
        | forms back of skull and base of cranium |  | 
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 | Definition 
 
        | opening in lower surface; nerve fibers pass through from brain to enter vertebral column |  | 
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 | Definition 
 
        | rounded processes on each side of the foramen magnum |  | 
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 | Definition 
 
        | (2) located near the inferior margin, leads to internal ear |  | 
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        | opening that leads to the internal ear |  | 
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 | Definition 
 
        | below the external auditory meatus, anchors the muscles associated with the tongue and pharynx |  | 
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 | Definition 
 
        | central bone of the skull |  | 
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 | Definition 
 
        | forms most of the upper nasal region |  | 
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 | Definition 
 
        | forms the vertical axis of skeleton composed of 26 vertebrae
 has 4 curvatures, cervical, thoracic, lumbar, and pelvic
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