Wellden Medical Life-size Anatomical Human Skeleton Model, Muscular Painted, Numbered, 170cm, w/Nerves, Stand Included First class natural cast, articulated, life size 170cm, high quality skull is 3-part, arms and legs are flexible like human movements The left side of the skeleton shows the points of origin (red) and the points of insertion (blue) of the muscles, hand numbered bones. Depicts spinal nerves and vertebral arteries, and disc prolapse for detailed examination. free 5-casters stand, free Laminated Skeletal System Anatomical Chart (Poster)