Muscle Atlas
Psoas
Origin: Anterior surfaces and lower borders of transverse processes of L1 - L5 and bodies and discs of T12 - L5
Insertion: Lesser trochanter
Action: Flex the torso and thigh with respect to each other
Innervation: Direct fibers of L1 - L3 of lumbar plexus
Arterial Supply: Lumbar branch of iliopsoas branch of internal iliac artery
The medical illustrations contained in this online atlas are copyrighted © 1997 by the University of Washington. They may not be utilized, reproduced, stored, or transmitted in any form or by any means, electronic or mechanical, or by any information storage or retrieval system, without permission in writing from the University of Washington.
Receiving a license to use these images is generally quite easy, particularly for academic and scholarly purposes. For more information see the Musculoskeletal Atlas Express Licensing Page.
Insertion: Lesser trochanter
Action: Flex the torso and thigh with respect to each other
Innervation: Direct fibers of L1 - L3 of lumbar plexus
Arterial Supply: Lumbar branch of iliopsoas branch of internal iliac artery
The medical illustrations contained in this online atlas are copyrighted © 1997 by the University of Washington. They may not be utilized, reproduced, stored, or transmitted in any form or by any means, electronic or mechanical, or by any information storage or retrieval system, without permission in writing from the University of Washington.
Receiving a license to use these images is generally quite easy, particularly for academic and scholarly purposes. For more information see the Musculoskeletal Atlas Express Licensing Page.