Remnant of notochord is
HUMAN EMBRYOLOGY-INDERBIR SINGH TENTH EDITION-PAGE NO:60As the embryo enlarges, the notochord elongates considerably and lies in the Midline, in the position to be later occupied by the veebral column. However, the notochord doesn&;t give rise to the veebral column. Most if it disappears, but pas of it persist in the region of each interveebral disc as the nucleus purposes.
Annulus fibrosus
Nucleus pulposus
Ligament flavum
Interansverse ligament
General anatomy