Spinal cord is present inside the vertebral coloumn formed by 7 Cervicle,12 thoracic, 5 lumber and 5 sacral vertebrae. It extends from foramen magnum down to first or second lumber vertebrae in audults and to third lumber Vertebrae at birth. https://www.instagram.com/p/CKb-Tm3BYSA/?igshid=1tq770x7rso39