Extrinsic Chest Muscles - Functional Anatomy Extrinsic Chest Muscles
The anatomy of the extrinsic chest muscles is more complicated than the first glance suggests. They originate on the front of the axial skeleton and insert on the upper extremity. Generally speaking, they protract the scapula and draw the humerus toward the midline. This arrangement gets a little more complicated with the pectoralis major. The […]
Tony Preston