Medical Definition of Iliocostalis lumborum
1.
Origin, with erector spinae; insertion, the angles of lower six ribs; action, extends, abducts, and rotates lumbar vertebrae; nerve supply, dorsal branches of thoracic and lumbar nerves.
Synonym: musculus iliocostalis lumborum, lumbar iliocostal muscle, musculus sacrolumbalis.
(05 Mar 2000)
Lexicographical Neighbors of Iliocostalis Lumborum
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