A - Abduct the shouler, Stabalize head of humerus

O - Supraspinous fossa of the scapula

I - Greater tubercle of the humerus 

A - Laterally rotate the shoulder, Adduct the shoulder, Extend the shoulder, Horizontally abduct the shoulder, Stabalize head of humerous

O - Infraspinous fossa of the scapula

I - Greater tubercle of the humerus 

A - Laterally rotate the shoulder, Adduct the shoulder, Extend the shoulder, Horizontally abduct the shoulder, Stabalize head of humerous

O - Superior half of lateral border of the scapula

I - Greater tubercle of the humerus 

A - Medially rotate the shoulder, Stabalize head of humerus

O - Subscapular fossa of the scapula

I - Lesser tubercle of the humerus 

A - Adduct the scapula, Elevate the scapula, Downwardly rotate the scapula

O - Spinous process of T-2 to T-5 

I - Medial border of the scapula 

A - Adduct the scapula, Elevate the scapula, Downwardly rotate the scapula

O - Spinous process of C-7 and T-1

I - Upper portion of medial border of the scapula