Which type of healthcare insurance program uses primary care "gatekeepers"?

Dispatch has sent you to the scene of a fight at a local sporting event. Since the EMS system is busy and there are very few ambulances available, dispatch has instructed you to call for additional units after arrival on scene. On scene you find that the police are present and have what appear to be 10 people seated or lying on the ground, many with blood on their faces and clothing. When would

you call for additional ambulances? A) Once all patients have been triaged B) After assessing and treating life-threatening injuries C) Once the exact number of patients has been determined D) Before getting out of the ambulance

Multiple sclerosis:

A) G37.8. B) G36.8. C) G35. D) G37.9.