Fifteen-year-old bicyclist with a closed head injury and a Glasgow Coma Scale of 12.
Twenty-three -year-old male assault victim with a stab wound to the back, normal vital signs and respiratory distress.
Fifty-year-old female who fell 8 feet from a step ladder, with isolated femoral fracture and isolated tachycardia.
Three-year-old infant passenger (restrained) in a motor vehicle.