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13 Cards in this Set
- Front
- Back
vertebral column
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extends from skull to pelvis, forms the body's major axial support
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intervertebral discs
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separates vertebrae by pads of fibrocartilage that cushions vertebrae and absorb shocks
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cervical vertebrae
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7 vertebrae (C1-C7)
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atlas
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C1; lacks a body
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axis
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C2
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thoracic vertebrae
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12 (T1-T12); all articulate with the ribs
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lumbar vertebrae
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5 (L1-L5)
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intervertebral foramina
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openings providing for exit of spinal nerves between adjacent vertebrae
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sacrum
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composite bone formed from fusion of 5 vertebrae
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median sacral crest
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posterior midline; fused spinous processes of sacral vertebrae
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alae
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winglike; formed by fusion of the transverse processes and articulate laterally with hip bones
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coccyx
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tailbone; formed from fused 3-5 small irregularly shaped vertebrates
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The coccyx is attached to the sacrum by..?
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ligaments
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