文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。Muscles of shoulder上肢带肌上肢带肌qComponents:Deltoid 三角肌三角肌Supraspinatus 冈上肌冈上肌Infraspinatus 冈下肌冈下肌Teres minor 小圆肌小圆肌Teres major 大圆肌大圆肌Subscapularis 肩胛下肌肩胛下肌三角肌三角肌大圆肌大圆肌小圆肌小圆肌文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。Major muscles of upper limbDeltoid 三角肌三角肌Origin:lateral third of clavicle,acromion,and spine of scapulaInsertion:deltoid tuberosity of humerus Action:abducts the arm，anterior fibers flex and medially rotate arm;posterior fibers extend and laterally rota
