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The vertebral column, also known as the backbone or spine, is part of the axial skeleton. The vertebral column is the defining characteristic of a vertebrate, in which the notochord (a flexible rod of uniform composition) found in all chordates has been replaced by a segmented series of bonesâvertebrae separated by intervertebral discs.
The neck region of the spine is known as the Cervical Spine. This region consists of seven vertebrae, which are abbreviated C1 through C7 (top to bottom). These vertebrae protect the brain stem and the spinal cord, support the skull, and allow for a wide range of head movement.The first cervical vertebra (C1) is called the Atlas. basic understanding of the spineâs anatomy and its functions is extremely important for patients with spinal disorders. This article provides a straightforward overview of the spineâs remarkable and complex anatomy.