You are the first to arrive on the scene of a motor-vehicle collision. Your scene size-up reveals a ...

You are the first to arrive on the scene of a motor-vehicle collision. Your scene size-up reveals a tanker truck on its side with an unresponsive driver in the cab. Multiple bystanders are around the cab waving for you to come over and help the driver. Your immediate action should be to:
 
  A) order the bystanders away from the truck.
  B) assess and extricate the patient.
  C) determine what material the truck is carrying.
  D) make certain the tanker is not leaking.

Question 2

You have arrived on the scene where a tractor trailer has overturned. As you pull onto the scene, the driver of the truck approaches and informs you that he is hauling radioactive medical wastes and warns you that there is a car underneath the overturned trailer. Which one of the following should you do immediately?
 
  A) Attempt to identify the material and type of rays being emitted.
  B) Determine if any radioactive material has been released.
  C) Position the ambulance in front of the vehicle to block oncoming traffic.
  D) Move the ambulance upwind of the scene.

Question 3

You are the first emergency personnel on the scene of an overturned tanker truck. The driver is in the cab and appears motionless. It also appears that a liquid is leaking from the rear-valve assembly of the tanker. After properly positioning your ambulance, your immediate priority should be to:
 
  A) attempt to determine what chemical is contained in the tanker.
  B) take manual inline spinal stabilization.
  C) evacuate people from cars near the tanker.
  D) perform the primary assessment on the truck driver.

Question 4

You have been trained to the level of OSHA First Responder Awareness. In relation to this level of training, which one of the following activities are you qualified to perform?
 
  A) Direct the operations at a hazardous materials emergency until the chemical is identified.
  B) Recognize a potential hazardous materials emergency and call for the appropriate resources.
  C) Stop and patch a leak in a broken valve emitting an unknown gas.
  D) Provide detailed instructions on how to contain a spill of an unknown liquid.