: The spine bears the weight of the head, shoulders, and trunk, transferring this load to the hips and legs.
: It forms a bony tunnel, the spinal canal , that houses and shields the spinal cord and nerve roots from injury.
: It serves as the main communication pathway between the brain and the rest of the body via electrical signals. Anatomical Structure Spine: Anatomy, Function, Parts, Segments & Disorders
: Through its jointed structure, the spine enables bending, twisting, and rotating.
The spine, also known as the vertebral column or backbone, is a complex mechanical structure that serves as the body’s central support pillar. It allows us to stand upright, move with flexibility, and protects the vital spinal cord . Primary Functions