Back Of Muscle Anatomy. Discover the muscle anatomy of every muscle group in the human body. Extrinsic and intrinsicThe back functions are many such as to house and protect the spinal cord hold the body and head upright and adjust the movements of the upper and lower limbs.
The Psoas muscle is a powerful deep hip flexor that connects from the lumbar. They make up your upper back muscle anatomy although some of them also extend to your lower back. Muscle Actions Have Prime Movers Synergists Stabilizers and Antagonists.
You can click the links in the image or the links below the image to find out more information on any muscle group.
As with other parts of the body the back has several layers of muscles. The anatomy of your back muscles can be complex. The Psoas muscle is a powerful deep hip flexor that connects from the lumbar. As with other parts of the body the back has several layers of muscles.