Shoulder Prime Movers

PT631 Therapeutic Exercise I, Oregon Tech

What are the prime movers of the shoulder flexors muscle group?

Anterior Deltoid and Pectoralis Major (Clavicular Fibers).

What are the prime movers of the shoulder extensors muscle group?

Latissimus Dorsi, Teres Major, and Posterior Deltoid.

What are the prime movers of the shoulder abductors muscle group?

Middle Deltoid and Supraspinatus (initiates first 30 degrees).

What are the prime movers of the shoulder adductors muscle group?

Latissimus Dorsi, Teres Major, and Pectoralis Major.

What are the prime movers of the shoulder internal rotators muscle group?

Subscapularis.

What are the prime movers of the shoulder external rotators muscle group?

Infraspinatus and Teres Minor.

What are the prime movers of the shoulder horizontal abductors muscle group?

Posterior Deltoid.

What are the prime movers of the shoulder horizontal adductors muscle group?

Pectoralis Major and Anterior Deltoid.