| Term Name: | quadratus lumborum |
|---|---|
| Synonyms: | muscle of posterior abdominal wall |
| Definition: | An abdominal muscle that inserts on the last rib and transverse processes of lumbar vertebrae. It is irregular and quadrilateral in shape, and broader below than above. |
| Ontology: | Uberon Ontology [UBERON:0001220] |