Please choose the correct ending to complete the given sentence: Health: [header] How to fix a dislocated shoulder [title] Recognize the symptoms. [step] A dislocated shoulder is usually caused by either falling onto an outstretched arm or the shoulder being impacted from behind. The injury causes sudden and severe pain, preceded by a popping feeling and/or sound.

Ending1: When the shoulder is dislocated, it damages the surrounding cartilage. Your arm should be slightly bent, and do not allow it to bend all the way all the way at one time, as this could make the pain worse. Ending2: Another symptom might be inflamed tendon, damaged cartilage, inflamed joint, or a sore or cut in the bone (such as an open wound). Because of the immediate pain and swelling, broken bones are more likely to occur. Ending3: The initial pain sensation will be described below. [substeps] Dislocated shoulders are caused from a split or fracture. Ending4: The shoulder will look visibly deformed or out-of-place, and swelling and bruising appear quickly. Moving the shoulder is not possible until it is relocated.

Answer format: ending1/ending2/ending3/ending4