Medical Definition of Lumbar quadrate muscle
1.
Origin, iliac crest, iliolumbar ligament, and transverse processes of lower lumbar vertebrae; insertion, twelfth rib and transverse processes of upper lumbar vertebrae; action, abducts trunk; nerve supply, ventral primary rami of upper lumbar spinal nerves.
Synonym: musculus quadratus lumborum, lumbar quadrate muscle, quadrate muscle of loins.
(05 Mar 2000)
Lexicographical Neighbors of Lumbar Quadrate Muscle
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