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Anatomy of the Lumbosacral Spine
This illustration series depicts the anatomy of the lumbosacral (lumbar and sacral) spine from a mid-sagittal cut-away view. Extensive labels include intervertebral disc, vertebral body, ligamentum flavum, L1, L2, L3, L4, L5, S1, dura mater and arachnoid, cauda equina, cerebrospinal fluid (CSF), spinal cord, supraspinous ligament and intrathecal space.