Standard Anatomical Full Size Vertebrae Model with L1, L2, L3, L4 & L5 Vertebra, Sacrum Display Stand & Education Card. This model shows the five vertebrae L1 - L5, the sacrum, coccyx, spinal nerves, cauda equina and intervertebral discs. This anatomical spinal model is life size and supplied with a base for easy display in a classroom or clinic. Full lumbar nerve with right side sacral nerve and sciatic branch. Also includes a herniated disc.