part of part of Homo sapiens thoracic vertebra 7 thoracic vertebral arch vertebral arch of seventh thoracic vertebra 2026-03-19T00:00:00Z A neural arch forming the posterior bony ring of the seventh thoracic vertebra, composed of pedicles and laminae that protect the spinal cord at the kyphotic apex. Its spinous process is among the most nearly horizontal of the thoracic series and is the longest, making T7 a key landmark; transverse processes carry distinct costal facets for rib 7. David Osumi-Sutherland