Back Muscle Anatomy Anterior. Due to this muscles broad attachment on the spinous processes ongoing research is looking at what if any role the muscle plays in trunk. The anterior deltoid is composed of clavicular muscle fibers since its insertion point is on the clavicle.
The muscles primary function is of the upper extremity but is also considered to be a respiratory accessory muscle. Another important stabilizing muscle of the spine is the multifidus. It is a powerful superficial quadrangular muscle with two divisions.
The masseter muscle is one of the muscles of mastication.
You can click the links in the image or the links below the image to find out more information on any muscle group. The core muscles include many muscle pairs such as the transversus abdominus pelvic floor muscles quadratus lumborum erector spinae and multifidus muscles. It is easy to palpate between the pectoralis major and latissimus dorsi musclesIn athletic bodies the muscle may be even visible to the naked eye along the ribs. Another important stabilizing muscle of the spine is the multifidus.
