psoas minor

noun

Medical Definition of psoas minor

: the smaller of the two psoas muscles that arises from the last dorsal and first lumbar vertebrae and inserts into the brim of the pelvis, that functions to flex the trunk and the lumbar spinal column, and that is often absent

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“Psoas minor.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/psoas%20minor. Accessed 25 Oct. 2020.

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