The Iliopsoas Complex is a set of muscles on the back wall of the abdomen. They primarily flex the hip but also help with lateral flexion of the trunk. Many studies vary in their explanation of how they work, especially when they are trigger point laden. They seem to adjust tension based on many factors, including
Each of these posts has its own post explaining origin, insertion, and function as well as anomalies.
The psoas major and iliacus muscles combine as they cross the pubic bone into the iliopsoas muscle. Also, the psoas minor is often absent.
The details of these muscles are discussed in the individual posts listed below. As well, individual anatomy posts have a grid of posts related to that specific muscle.
Lateral view of psoas major and psoas minor showing:
- posterior section attaching to transverse processes of L1-L5
- anterior section attaching to bodies of T12-L4
- bend of iliopsoas over the pubic bone and femoral head when standing.
Detailed Posts on Iliac Muscle Anatomy
Related Posts
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Tony Preston has a practice in Atlanta, Georgia, where he sees clients. He has written materials and instructed classes since the mid-90s. This includes anatomy, trigger points, cranial, and neuromuscular.
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