Infraspinatus
– See Rotator cuff; – origin: infraspinatus fossa of scapula – insertion: posterior aspect of greater tuberosity of humerus, capsule of shoulder joint; – demensions: infraspinatus has been shown to average 29 mm wide, with a mean medial-to-lateral width of 19 mm – action: extension, horizontal extension and lateral rotation of humerus at the shoulder … Read more
