The spine is among the most fascinating structures in the body. It has several functions, including supporting your weight to protecting the spinal cord.
This video reviews the parts of the spine and how they function. There are 33 vertebrae that are connected by joints in the back of the spine. Ligaments stabilize the vertebrae, which are separated by shock absorbing discs. There are several sections of the spine that are characterized by four curvatures. All of these structures support the delicate spinal cord that sends messages through the whole body.