Muscles of the Shoulder Joint Anterior: Profiling Muscles for Fitness Trainers Part 1 – The Pectoralis Major
Article by Dr Paul Batman, PhD.
The pectoralis major is a multi pennate muscle that is fan shaped in appearance and twists on itself at its insertion. The pectoralis major consists of 2 separate parts, a clavicular and sternal portion. The sternal part twists 180 degrees on its insertion.
Medial half of the clavicle, sternum and first […]