Traps: O
External occipital protuberance, ligamentum nuchae, SP C7-T12
Traps: I
Lateral 1/3 clavicle, acromion process and spine of scapula
Traps: Upper fiber A
Bilat extend, unilat elevate, ipsilat lat flex
Traps: Middle fiber A
Retract scapula
Traps: lower fiber A
Depress, assist w retraction
Traps: N
Accessory and ventral rami C3-C4
Deltoid: Anterior belly O
Lateral 1/3 clavicle
Deltoid: Middle belly O
Acromion
Deltoid: Posterior belly O
Spine of scapula
Deltoid: I
Deltoid tuberosity
Deltoid: Anterior A
Flex, medially rotate, horiz add
Deltoid: Middle A
Abduct
Deltoid: Posterior A
Extend, lat rotate
Deltoid: N
Axillary C5-6