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OIF Shoulder
Origin, insertion, and function of the shoulder muscles
Term | Definition |
---|---|
O- occiput, cervicle and thoracic vertebrae | Trapezius |
I- outer 1/3 of clavicle and spine of scapula | Trapezius |
F- stabilize scapula | Trapezius |
O- thoracic and cervical vertebrae | Latissimus Dorsi |
I- Intertubercle Groove of humerus | Latissimus Dorsi |
F- extend arm/adducts | Latissimus Dorsi |
O- clavicle and sternum | Pectoralis Major |
I- Humerus (Greater Tubercle) | Pectoralis Major |
F- Flexes upper arm/adducts | Pectoralis Major |
O- Clavicle and spine of scapula | Deltoid |
I- Deltoid Tuberosity | Deltoid |
F- Abducts arm | Deltoid |
O- Corocoid Process and Glenoid Labrum | Biceps |
I- Tuberosity of Radius (Bicipital Tuberosity) | Biceps |
F- Flexes elbow and supination | Biceps |
O- Glenoid Fossa, Lateral border of humerus, radial groove of humerus | Triceps |
I- Olecranon Process of ulna | Triceps |
F- Arm extension | Triceps |