Pectoralis Muscle Anatomy & Function - Everything You Need To Know - Dr. Nabil Ebraheim

Educational video describing the muscle anatomy and function of the Pectoralis Muscles. The human chest consists of two pectoral muscles, the pectoralis major and the pectoralis minor. The pectoralis major extends from the sternum in the middle of the chest to the upper arm bone. The pectoralis major muscle consists of two heads: •Clavicular: runs in an oblique direction from the clavicle to the upper humerus •Sterno-costal: runs from the sternum and ribs one through seven to the upper part of the humerus