Identify and clean the pectoralis major muscle. (G 2.14;N 409;Gl 25.18)

1. Remove any remaining superficial fascia from the anterior surface of the muscle.
2. Remove as much of the deep fascia as possible leaving the muscle fascicles intact.
3. Identify the pectoralis major muscle sternocostal head (attached to the sternum and ribs).
4. Identify the pectoralis major muscle clavicular head (attached to the clavicle).