The axial muscles has two parts namely: the pectoralis major and the latissimus dorsi.
The Pectorialis Major
The pectorialis major is the main muscle that keeps the humerus and the pelvic girdle attached to each other. It is a characterized with the shape of a fan, and it is located in the pectoral girdle.
This is a large muscle that resembles a triangle. It has a flat apperarance and it covers the inferior section of the back’s thoracic area. The latissimus dorsi is also known as the swimmer’s muscle.