thoracic region of vertebral column EHDAA:5063 FMA:9140 Region of the vertebral column between the atlas and the sacrum consisting of seven to 285 vertebrae.[AAO] columna vertebralis thoracicus UBERON:0006073 thoracic spine UMLS:C0581269 BTO:0004150 EMAPA:17396 SCTID:243931006 axial skeleton thoracic region thoracic vertebral column NCIT:C69315 thoracic vertebrae series MA:0003155 That part of the spine comprising the thoracic vertebrae. subdivision of vertebral column