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The document describes the anatomy of the vertebral column and pelvic bones. It discusses the key bones and structures in the vertebral column including the 7 cervical vertebrae (C1-C7), 12 thoracic vertebrae (T1-T12), and 5 lumbar vertebrae (L1-L5). It also describes the bones that make up the pelvis including the hip bones (ilium, ischium, pubis), sacrum (S1), and coccyx. Key landmarks and openings discussed include the vertebral foramen, sacrum connecting L5 to S1, and structures of the hip bone like the iliac crest, pubic symphysis, andRead less