メニューのAnatomyはBook & Atlasにリンクしてあります。
脊柱起立筋腱膜【せきちゅうきりつきんけんまく】 Origin of the erector spinae. Flat sheet of fibers that blends with the thoracolumbar fascia and arises from the spinous processes of the lumbar vertebrae, dorsal surface of the sacrum, and dorsomedial part of the iliac crest.