lumbar vein
noun
: any vein of the four pairs collecting blood from the muscles and integument of the loins, the walls of the abdomen, and adjacent parts and emptying into the dorsal part of the inferior vena cava see ascending lumbar vein
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“Lumbar vein.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/lumbar%20vein. Accessed 26 Nov. 2024.
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