Levator Scapula
origin: transverse process of 1st 4 cervical vertebrae insertion: vertebral border of scapula between superior medial angle and scapular spine; action: elevates scapula to inferiorly rotate glenoid cavity; working with the upper Trapezius , elevates and adducts scapula; reversed origin insertion action: when scapula is fixed, laterally flexes and slightly rotates cervical spine; nerve supply: dorsal … Read more
