= tube in the centre of the vertebral column formed by the vertebrae which fully surrounds the spinal cord
This is simply the hole (or opening) in which the spinal cord travels down the spine
The bony channel that is formed by the intravertebral foramen of the vertebrae and in which contains the spinal cord and nerve roots The space between the vertebral body anteriorly and the lamina and spinal process posteriorly
The passage formed by successive openings in the articulated vertebrae through which the spinal cord and its membranes pass. Also called vertebral canal
The hole that runs the length of the spine containing the spinal cord, its covering and the nerves that leave it in pairs at each level of vertebrae