Dictionary » P » Psoas major

Psoas major

psoas major

(Science: anatomy, muscle) origin, bodies of vertebrae and intervertebral disks from the twelfth thoracic to the fifth lumbar, and transverse processes of the lumbar vertebrae; insertion, forms a common insertion with iliacus muscle into lesser trochanter of femur; action, flexes hip joint; nerve supply, lumbar plexus (ventral rami of first, second and usually third lumbar spinal nerves).

Synonym: musculus psoas major, greater psoas muscle.


Please contribute to this project, if you have more information about this term feel free to edit this page



This page was last modified 21:16, 3 October 2005. This page has been accessed 964 times. 
What links here | Related changes | Permanent link