Erector Spinae Group
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Location of Muscle
Primary Function of Muscle
Origin/Insertion of Muscles
Exercises
Interesting Facts
Bibliography
Origin
The three columns of the erector spinae group have a common origin, the sacrum, the ribs, and all vertebrae, (lumbar and thoracic).
Insertion
The insertion is on the ribs, the cervical and thoracic vertebrae, the skull, mastoid process and occipital bone.