Deck 44: Hazardous Materials

Question 1

Which one of the following statements shows that the EMT has a proper understanding of basic operations at the scene of a hazardous materials emergency?

A) "Life or health should never be risked if the threat is only to the environment."
B) "It is critical to remove the patients as quickly as possible from the incident site."
C) "If you cannot see or smell a chemical, the chance of one being present is very low."
D) "Identification of the material is not important, since the approach is the same for all materials."

Answer 1

A

Question 2

You have arrived on the scene of a chemical leak at an industrial park. The placard has a "1" in the blue diamond and a "4" in the red diamond, which means the material is:

A) flammable but represents a low health hazard.
B) explosive with a high health hazard associated.
C) a solid that is very flammable.
D) a flammable liquid with radioactive properties.

Answer 2

A

Question 3

The EMT would best describe a hazardous material as:

A) any material capable of injuring >50 people.
B) any material that poses a threat to life.
C) any material that is explosive in nature.
D) any material that can contaminate the environment.

Answer 3

B

Question 4

What is the level of training for those who respond to the release of hazardous materials in order to protect people, property, and the environment?

A) First responder awareness
B) First responder operations
C) Hazardous materials technician
D) Hazardous material specialist

Question 5

You are the first emergency personnel on the scene of an overturned tanker truck. The driver appears motionless in the cab of the vehicle. You also note liquid leaking from the rear-valve assembly of the tanker. After properly positioning your ambulance, your immediate priority is to:

A) assess the driver for life-threatening conditions.
B) determine what chemical is contained in the tanker.
C) evacuate people from cars near the tanker.
D) take manual in-line spinal stabilization on the driver.

Question 6

The driver of a truck carrying a radioactive substance has accidentally come into contact with the material. You are first on the scene and a quick observation indicates that he still has the powder on his arm. Your immediate action would be to:

A) provide basic care, but avoid touching the patient's arm.
B) place the patient in the ambulance, but avoid touching him en route to the hospital.
C) instruct the patient to remain still and wait for the radiation safety officer.
D) rinse the powder off the arm and wrap with a sterile dressing and roller gauze.

Question 7

A train carrying radioactive materials has derailed. The radiation safety officer informs you that you will be receiving a 31-year-old male who was exposed to the radioactive material. As such, you should recognize that:

A) the patient will require immediate decontamination.
B) the patient will be vomiting and will have lost his hair.
C) you will need special clothing to protect yourself from radiation.
D) the patient represents no contamination threat to you.

Question 8

You are working the scene of a collision involving a tractor trailer that is hauling an unknown chemical. After it has been determined that no material has been spilled, the rescue chief asks you to get the truck's shipping papers. Where would these most likely be located?

A) Shipping vault on the trailer
B) Cab of the truck
C) Rear compartment on the tanker
D) Electrical box between the tractor and trailer

Question 9

You are on a scene in which a radioactive material is emitting alpha rays. As a knowledgeable EMT, you recognize that the most appropriate shielding for this material is:

A) clothing.
B) aluminum.
C) concrete.
D) lead.

Question 10

A worker has been exposed to beta rays given off by a radioactive material. Which one of the following should you do first?

A) Decontaminate the patient.
B) Quickly assess for any radiation burns.
C) Assess his level of consciousness and ABCs.
D) Determine the exact material he was exposed to.

Question 11

On the scene of a hazardous materials emergency, which of the following individuals is best suited to provide command of the incident?

A) Fire service rescue technician
B) Paramedic
C) Hazardous materials technician
D) Hazmat specialist

Question 12

A small truck has gone over an embankment. The driver has suffered a head injury and is confused, but is able to tell you that he is hauling N-acetyl-para-aminophenol. Which of the following resources would provide you with the best initial information about this chemical?

A) Emergency Resource Guidebook
B) Medical direction
C) Truck driver
D) TREC-CHEM EMS Guidebook

Question 13

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 of the following should you do immediately?

A) Move the ambulance upwind of the scene.
B) Position the ambulance in front of the vehicle to block oncoming traffic.
C) Attempt to identify the material and type of rays being emitted.
D) Determine if any radioactive material has been released.

Question 14

On the National Fire Protection Association hazardous materials classification placard, the blue diamond represents:

A) reactivity.
B) health hazard.
C) specific hazard.
D) fire hazard.

Question 15

An intoxicated driver drove his car into the side of a slow-moving train, hitting a tanker car. You recognize the need to call CHEMTREC, Inc. to get information on what is contained within the tanker. What piece of information is it critical to provide this agency so they can provide helpful information?

A) Type of railroad car involved
B) Name of the railroad carrier
C) UN identification number
D) Location and train identification number

Question 16

At the scene of a hazardous materials emergency, you have been assigned to the cold zone. In this zone, which one of the following activities will you be performing or assisting with?

A) Initial decontamination and triage
B) Rescue and initial decontamination
C) Removal of contaminated rescue gear
D) Triage, vital signs, and medical histories

Question 17

You have been trained to the level of OSHA "First Responder Awareness." Regarding this level of training, which of the following activities are you qualified to perform?

A) Stop and patch a leak in a broken valve emitting an unknown gas.
B) Recognize a potential hazardous materials emergency and call for the appropriate resources.
C) Provide detailed instructions on how to contain a spill of an unknown liquid.
D) Direct the operations at a hazardous materials emergency until the chemical is identified.

Question 18

When working in the "warm" zone, the EMT must remember that:

A) contamination is no longer a threat.
B) water used does not have to be contained.
C) protective gear must be worn.
D) patient care is not performed.

Question 19

If the red diamond on a National Fire Protection Association placard contains a "4," the EMT should recognize that the material contained within is:

A) liquid.
B) radioactive.
C) a gas.
D) very flammable.

Question 20

While he is moving a container of a radioactive liquid, some of the liquid splashed onto the technician's arm. This situation is best be described as:

A) exposure.
B) contamination.
C) exposure with contamination.
D) exposure with beta injury.