Deltoid Posterior


Summary

Location:On the back of the shoulder joint.

Information

Group:Shoulder
Subgroup:Deltoid
Side(s) of body:Front, Back
Function/Action:Shoulder Extensor, Shoulder External Rotator

Details

Joint:Shoulder
Bone:Humerus, Scapula
Origin:Spine of the scapula (shoulder blade) and the posterior border of the acromion process.
Insertion:Deltoid tuberosity of humerus.