Full T4 (4th Thoracic Vertebra) Description
[Continued from above] . . . surfaces above and below for articulation with the subjacent T5 and superjacent T3 vertebrae, with cartilaginous intervertebral discs in between to cushion and support the joints. Increasingly large pedicles add additional strength and support to the spine, with a slightly smaller and circular vertebral foramen in the center of the vertebral arch protecting the nerves of the spinal cord. The spinous process is long and points downward significantly.