👉 In medicine, a clavicle is a long bone that connects two vertebrae of the spine. It is one of the three main vertebral columns in the human body and plays an important role in supporting the head, neck, shoulders, arms, and legs. The clavicle also contains the muscles that control movement of the arm, shoulder, and other joints. These muscles are called flexors and tenders, respectively. When a person has a hip or shoulder injury, it is
