1.The model shows the structures of the central nervous system, the spinal cord, the peripheral spinal nerve, and so on, including the spinal nerve from the central nerve to the various parts of the body (the radial nerve, the ulnar nerve, the median nerve, the lumbar plexus femoral nerve, the sacral plexus sciatic nerve, etc.). There are 33 site indications. 2.Model size: 83 * 30 *5cm
