vertebral formula


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ver·te·bral for·mu·la

a formula indicating the number of vertebrae in each segment of the spinal column; for humans it is C. 7, T. 12, L. 5, S. 5, Co. 4 = 33, the letters denoting cervical, thoracic, lumbar, sacral, and coccygeal.

ver·te·bral for·mu·la

(vĕr'tĕ-brăl fōrm'yū-lă)
A formula indicating the number of vertebrae in each segment of the spinal column; for humans it is C. 7, T. 12, L. 5, S. 5, Co. 4 = 33, the letters standing for cervical, thoracic, lumbar, sacral, and coccygeal.