Theca

This Latin word means a sheath, or sleeve. It refers to the tube of duraThis is the outer, most prominent and the toughest of the three different membranes that invest the brain and spinal cor... that lines the spinal canalThe individual bones that comprise the spinal column are made up of a weight-bearing “body” and other components whi..., retaining within it the spinal cerebrospinal fluidThis clear, water-like fluid forms, for the most part, within the brain, more specifically inside the ventricles of the ... and containing the spinal cordThe main nerve trunk running down the spinal canal and connecting the individual’s mind and consciousness to the rest ... and the nerves that issue from the cord.