| Psoas minor muscle | |
|---|---|
 Muscles of the iliac and anterior femoral regions (psoas minor visible near top right) | |
| Details | |
| Origin | Lateral surface bodies of T12 and L1 vertebrae and intervening intervertebral disc |
| Insertion | Pectineal line and iliopubic eminence |
| Nerve | Anterior ramus of nerve L1 |
| Actions | Weak trunk flexor |
| Antagonist | Erector spinae |
| Identifiers | |
| Latin | musculus psoas minor |
| TA98 | A04.7.02.005 |
| TA2 | 2596 |
| FMA | 22350 |
| Anatomical terms of muscle | |
The psoas minor muscle (/ˈsoʊ.əs/ or /ˈsoʊ.æs/; from Ancient Greek: ψόᾱ, romanized: psóā, lit. 'muscles of the loins') is a long, slender skeletal muscle.[1][2] When present, it is located anterior to the psoas major muscle.[1][2]