19+ Muscle Shoulder Anatomy Anterior. These muscles form the outer shape of the shoulder and underarm. Trapezius, latissimus dorsi, levator scapulae, rhomboid.
The shoulder muscles are associated with movements of the upper limb. It also medially rotates the arm, while its antagonists, the teres minor and infraspinatus, laterally rotate the arm. Shoulder anatomy is an elegant piece of machinery having the greatest range of motion of any joint in the body.
Flexes and medially rotates arm;
Anterior to the interosseous membrane. In addition to these, the end of the iliopsoas. Posterior part of the deltoid: Only the clavicle connects directly to the rest of the.