Which statement about air-purifying respirators is correct?
A. They are supplied by a low-pressure hose connected to a remote air supply.
B. A filter must be selected based on the specific contaminant.
C. They use a closed-circuit system.
D. The catalytic type may be used in low-oxygen atmospheres there are three
general
IDLH atmospheres: toxic, flammable, and oxygen-deficient. Individuals exposed
to
There are three general IDLH atmospheres: toxic, flammable, and oxygen-
deficient.
Individuals exposed to There are three general IDLH atmospheres: toxic,
flammable, and
Oxygen-deficient. Individuals exposed to. - ✅✅ B
How does a closed-circuit SCBA operate?
A. Fresh air is supplied by one tank and exhaled air is stored in another tank.
B. Exhaled carbon dioxide reacts with a catalyst to produce oxygen.
C. Exhaled breath is released to the atmosphere.
D. All inhaled and exhaled gas stays within the system. - ✅✅ D
What does the C in CBRN stand for?
A. Chemical
,B. Communication
C. Corrosive
D. Contac - ✅✅ A
Which type of breathing apparatus is equipped with an escape cylinder?
A. Supplied-air respirator
B. Powered air-purifying respirator
C. Closed-circuit SCBA
D. Open-circuit SCBA - ✅✅ A
A person has a radioactive material on their clothing. What is the term for this?
A. Exposure
B. Contamination
C. Absorption
D. Contact - ✅✅ B
A fully encapsulated suit is part of EPA Level _____ protective clothing.
A. A
B. B
C. C
D. D - ✅✅ A
Preincident plans should be available to
A. The highest ranking field supervisor
B. Units that respond to that location
,C. The first due unit only
D. Staff officers only - ✅✅ B
When calling a Mayday, you should
A. Transmit your location
B. Stay off the radio and listen for instructions
C. Throw your helmet out of a window to signal your location
D. Continued to talk until you are found - ✅✅ A
Which best describes the technique to use when exiting through restricted passages
while using SCBA
A. Completely remove the SCBA backpack and harness assembly while keeping
the facepiece in place and dragging the backpack behind you
B. Loosen the SCBA waist strap and remove one shoulder strap. Maintain control
of the regulator side of the SCBA and sling the SCBA to one side to reduce your
profile
C. Completely remove the SCBA backpack and harness assembly while keeping
the facepiece in place and pushing the backpack in front of you. - ✅✅ B
What should a firefighter do if their SCBA becomes damaged or malfunctions ?
A. Use the protective hood as filter
B. Deactivate the PASS device
C. Remain calm and stay with their team
D. Run for the nearest exit as quickly as possible - ✅✅ C
Firefighters should practice reduced profile maneuvers with SCBA, but they must
realize that this procedure
, A. Should be used at every fire
B. Should be used as a last resort for an emergency escape
C. Does not require much practice to attain proficiency
D. Is best left to the chief officers - ✅✅ B
While inside the IDLH atmosphere, the technique of buddy breathing is
A. Considered unreliable by the NFPA and the NIOSH
B. Acceptable and should be implemented immediately
C. Required to be initiated by the rapid intervention crew
D. Unsafe unless performed by trained personnel - ✅✅ A
The NFPA requires that, at minimum ppe clothing should be cleaned every
_______ months
A. 12
B. 6
C. 9
D. 14 - ✅✅ b. 6
National Fire Protection 1001 is ?
A. Standard for firefighting professional qualifications
B. Standard for Industrial Fire Brigades
C. Standard for fire department occupational safety and health program
D. Standard for Blood Borne Pathogen training - ✅✅ A
Historically, the standard operating unit of a fire department is ?
A. The firefighter