"origin: caudal two thirds of lateral border and inferior angle of scapula"
"insertion: medial border of the intertubercular groove, which is the crest of lesser tubercle of humerus"
"innervation: lower subscapular nerve (C5, C6)"
"arterial supply: thoracodorsal branch of the subscapular artery, posterior circumflex humeral artery"
"action: medial shoulder rotation, extension and adduction"
"action: medial shoulder rotation, extension and adduction"