This document provides information on fractures, dislocations, sprains and strains, including definitions, signs and symptoms, and treatment methods. It defines an open fracture as a break in the bone where the skin is broken, and a closed fracture as a break where the skin remains intact. Signs and symptoms listed for fractures, dislocations and sprains/strains include deformity, pain, swelling and bruising. Reasons for immobilizing injuries are given as preventing further damage and reducing pain. Splinting and immobilization techniques are described for various body parts like the shoulder, arm, leg, ankle and pelvis.