Vertebral (spinal) canal

Definition

The vertebral canal is a long, tubular space running through the center of the vertebral column that encases and protects the spinal cord. It is formed by the alignment of vertebral foramina (the holes in the center of vertebrae) when the vertebrae are stacked on top of each other.

Related terms

Spinal cord: A long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem down to the lumbar region of the vertebral column.

Vertebrae:

The individual bones that make up the vertebral column (spine), providing structural support and protection for the spinal cord.

Intervertebral discs: Pads of cartilage situated between vertebrae that act as cushions and facilitate movement in the spine