The Muscle Spine with Disorders model is a color-coded spinal curvature that includes the occipital bone and cerebellum, circle of Willis,
vertebral artery, spinal nerves with sciatic nerve, right brachial
plexus, and 1st and 2nd ribs, sacroiliac ligaments and several muscles
including: subocciptal triangle, longus capitis, scalene muscles, psoas
major and minor, iliacus, gluteus medius and minimus, piriformis and
gemellus. The following disorders are shown: bone spurs on L5;
herniated disc between L4 & L5; and L1, L2 and L3 divide to show
compression fractures, osteoporosis, bone tumor, and osteoarthritis of
the hip. The model is 34" tall and comes with a stand.