Maximum Flexion in Thoracic Veebrae occurs at
Maximum Thoracic flexion occurs in the lower Thoracic spine because the veebrae sta to orient their facets similar to the Lumbar Spine where the most flexion and extension occurs. Also, the Lower thoracic spine is not as cemented in place by the floating ribs
Upper Thoracic
Middle Thoracic
Lower Thoracic
Same at all level
Back region