Anatomy
lumbar plexus
lum·bar plex·us
Definitions related to lumbar plexus:
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A network of nerves lying within the substance of the psoas muscle that is formed by the ventral rami of L1-L4, and which provides motor and sensory contributions to the anterior and medial compartments of the leg, abdominal wall, and pelvic areas.NCI ThesaurusU.S. National Cancer Institute, 2021
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Nerve plexus derived from the ventral primary rami of spinal nerves L2-S3, which gives rise to the nerves that supply the lower extremity.CRISP ThesaurusNational Institutes of Health, 2006
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