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Medical Definition of Plexus lumbosacralis
1. The lumbar and sacral plexuses taken together. The fibres of the lumbosacral plexus originate in the lumbar and upper sacral spinal cord (l1 to s3) and innervate the lower extremities. (12 Dec 1998)
Lexicographical Neighbors of Plexus Lumbosacralis
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