Posterior deltoid
O. Spine of the scapula
I. Deltoid tuberosity
EXT, H. ABD, ER
Latissimus dorsi
O. Thoracolumbar aponeurosis, spinous process of lumbar spine, inferior angle, ribs 9-12
I. Intertubercular sulcus
EXT, ADD, H. AB, IR
Teres Major
O. Inferior angle
I. Lesser tubercle
EXT, ADD, H. AB, IR