Vertebra

Vertebra

ver·te·bra

\ˈvər-tə-brə\

noun

Each vertebra in the spinal column is an extremely complex structure composed of hyaline cartilage and bone. There are a total of 12 thoracic vertebrae, five lumbar vertebrae, and seven cervical vertebrae in the human vertebral column, along with vertebrae in the sacrum and coccyx.

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