what is the intervertebral disc made of
An intervertebral disc is made up of two parts: the annulus fibrosus and the nucleus pulposus.The annulus fibrosus is the outer layer of the disc that encompasses the gel-like nucleus pulposus inside the disc.Made of strong layers of collagen fibers woven together at varying angles, the annulus fibrosus gives structure to the disc and allows for even weight distribution of surrounding vertebrae.he annulus fibrosus is the outer layer of the disc that encompasses the gel-like nucleus pulposus inside the disc. Made of strong layers of collagen fibers woven together at varying angles, the annulus fibrosus gives structure to the disc and allows for even weight distribution of surrounding vertebrae.