Cast from natural specimen, in SOMSO-Plast. Mounted and flexible, showing the arteria vertebralis, the spinal cord and the spinal nerves leaving it and the connected ganglion cells. Consisting of occipital bone, cervical, thoracic and lumbar vertebrae, sacrum and coccyx and innominates. Especially suitable for the demonstration of the curvature of healthy and pathological vertebral columns. The pelvis (axle of the femur joint) is mounted so that it is either flexible or fixed in the upright position. On a stand and base. Weight: 3.8 kg.