This article is a stub.
|Origin||Lateral surface bodies of T12 and L1 vertebrae and intervening intervertebral disc|
|Insertion||Passes behind the inguinal ligament to insert into the iliopubic eminence|
|Action||Weak lumbar spine flexion|
|Peripheral Innervation||Anterior ramus of L1 nerve root|
The psoas minor is functionally insignificant compared to its companion Psoas Major muscle, and is not universally present in all humans.