Ant. Deltoid
O. lateral 1/3 of the clavicle
I. deltoid tuberosity
FLEXION, HORIZONTAL ADD, IR
Pec Major (Clavicular fibers)
O. Medial 1/3 of the clavicle,
I. Greater tubercle of humerus
FLEXION, HORIZONTAL ADD, IR
Coracobrachialis
O. Coracoid process
I. Proximal - medial humerus
FLEXION, HORIZONTAL ADD
Biceps brachii (Long head)
O. Supraglenoid fossa
I. Radial tuberosity
FLEXION, HORIZONTAL ADD
Biceps brachii (Short head)
O. Coracoid process
I. Radial tuberosity
FLEXION, HORIZONTAL ADD