The cervical spine neck region consists of seven bones c1 c7 vertebrae which are separated from one another by intervertebral discs these discs allow the spine to move freely and act as shock absorbers during activity. The cervical spine is the most superior portion of the vertebral column lying between the cranium and the thoracic vertebrae it consists of seven distinct vertebrae two of which are given unique names the first cervical vertebrae c1 is known as the atlas the second cervical vertebrae c2 is known as the axis. The cervical spine consists of seven vertebrae which are the smallest and uppermost in location within the spinal column together the vertebrae support the skull move the spine and protect the