👉 The clavicle is a short bone that connects two vertebrae (tibia and fibula) in the upper arm. It is also known as the shoulder blade, which is a small, round organ located below the clavicle. The clavicle plays an important role in movement and posture. It helps to support the weight of the body and allows for the movement of the arms and shoulders. In addition, it acts as a joint between the humerus (upper arm bone)