Chapter 5 Flashcards
What protects the the trunk and limbs against cuts, abrasions, and burn injuries; protects the body from heat and cold; and provides limited protection from corrosive liquids? (168)
Protective coat and trousers
What provides and audible means by which a lost, trapped, or incapacitated firefighter can be located? (168)
Personal alert safety system (PASS)
What protects the face and lungs from heat, smoke and other toxic products of combustion, and airborne contaminants? (168)
Self-contained breathing apparatus (SCBA)
Structural fire fighting helmets must have: (169)
ear flaps or neck covers
What is an example of a situation where eye protection greater than that provided by a helmet faceshield is needed, but respiratory protection is not needed? (170)
Medical calls where exposure to bodily fluids is possible
The most common use of hearing protection is for firefighters who: (171)
ride apparatus that exceed maximum noise exposure levels.
Which personnel should always wear hearing protection? (172)
Those operating power tools
What is designed to protect your ears, neck, and face from exposure to heat, hot embers, and debris? (172)
Protective hoods
What lists the components required by NFPA 1971 for structural fire fighting protective coats? (173)
Outer shell, moisture barrier, thermal barrier
What is a built-in harness and hand loop at the back of the neck of a turnout coat that permits a rescuer to grab and drag a downed firefighter? (174)
Drag Rescue Device (DRD)
Protective trousers should be cleaned: (176)
according to manufacturer’s specifications.
Firefighters should have foot protection that includes protective boots for fire fighting and similar emergencies and: (176)
safety shoes for station wear and other fire department tasks.
What would be the most appropriate material for wildland fire fighting clothing? (177)
Treated cotton
Boots used in wildland fire fighting should be at least _____ high to protect the lower leg from burns, snakebites, and cuts and abrasions. (178)
8 to 10 inches (200 mm to 250 mm)
Contamination of protective garments by hydrocarbons: (179)
decreases their fire resistiveness.
What should be done with polycarbonate fire fighting helmets that have come into contact with hydraulic oil? (179)
They should be removed from service.
According to NFPA 1581, Standard on Fire department Infection Control Program, personal protective clothing should be cleaned and dried at least every _____ in accordance with the manufacturer’s recommendations. (180)
6 months
After PPE has been washed, it should be hung to dry in an area with: (180)
adequate ventilation but not in direct sunlight.
Which is a way that toxic products can enter the body that is of the most concern to firefighters? (180)
Inhalation
What is not one of the common respiratory hazards associated with fires and other emergencies? (180)
Elevated oxygen
Both OSHA and NFPA define an oxygen-deficient atmosphere as one containing less than ____ percent oxygen. (181)
19.5
What can result from inhaling heated gases? (181)
Pulmonary edema
What results in more fire deaths than any other toxic product of combustion? (183)
Carbon monoxide
What is NOT a primary sign or symptom of carbon monoxide exposure? (184)
Excessive thirst
What is used in manufacturing plastics, foam rubber, and synthetic textiles and is commonly found at water and sewage treatment plants? (185)
Chlorine
What is the MOST likely sign that the atmosphere may be toxic at a vehicle accident involving a commercial truck? (187)
Placard on the truck
What is a physical factor that can affect firefighters’ ability to use respiratory protection effectively? (187)
Facial features
What factor is related to the ability to use respiratory protection effectively that refers to the ability to maintain control in claustrophobic and stressful environments? (188)
Emotional stability
What is an equipment limitation of respiratory protection? (188)
Increased weight
Those in poor physical condition expend their air supply: (188)
faster than other performing the same tasks.
Who makes the decision to stay or leave the hazard zone if no catastrophic event has occurred? (189)
Supervisor
Which term refers to the time at which the remaining operation time of the SCBA is equal to the time necessary to return safely to a nonhazardous atmosphere? (189)
Point of no return
At the beginning of your shift, you should make sure the SCBA cylinder is at least: (190)
90 percent full.
What type of respiratory protection uses compressed air? (190)
Open-circuit SCBA
What type of respiratory protection is MOST likely to be used in shipboard operations, extended hazardous materials incidents, and some rescue operations? (190)
Closed-circuit SCBA
What basic SCBA component assembly includes a high-pressure hose with low-pressure alarm, by-pass valve, and a pressure-reducing device? (190)
Regulator assemby
What basic SCBA component assembly includes a rigid frame with straps that hold the air cylinder on the firefighter’s back? (190)
Harness assembly
What basic SCBA component assembly constitutes the main weight of the breathing apparatus? (191)
Air cylinder assembly
On an SCBA, the regulator reduces the pressure of the cylinder air to _____ atmospheric pressure and controls the flow of air to meet the respiratory requirements of the wearer. (192)
slightly above
The remote pressure gauge on the regulator assembly should read within _____ of the cylinder gauge if increments are in psi (kPa). (193)
100 psi (700 kPa)
What allows a cylinder that is low in air to be transfilled from another cylinder regardless of the manufacturer? (194)
Universal transfill emergency connection
What is NOT a part of the facepiece assembly? (194)
Mainline valve
What component displays the current cylinder pressure on the inside of the facepice lens or mask-mounted regulator and allows the wearer to monitor the air supply without having to read an external gauge? (195)
Heads-up display
What method of controlling internal fogging of the facepice lens deflects exhalations away from the lens? (197)
Open-circuit airline equipment
What is NOT a standard method of storing self-contained breathing apparatus? (198)
Hood mounts
The use of personal alert safety system (PASS) devices by all firefighters and rescuers wearing SCBA is mandatory under: (198)
NFPA 1500.
IF a firefighter wearing a PASS device should remain motionless for approximately _____, the device will emit a loud, pulsating shriek. (199)
30 seconds
If the remote gauge and the cylinder gauge are not marked in increments of 100 psi (700 kPa) they should read: (200)
the same.
What method of donning SCBA allows firefighters to don SCBA while en route to an incident? (201)
Seat mount
What method of donning SCBA eliminates some steps but also exposes the units to weather and physical damage? (202)
Side mount
Interchanging facepieces, or any other part of the SCBA, from one manufacturer’s equipment to another: (203)
makes any warranty and certification void.
What NFPA standards requires that each firefighter be fitted with a facepiece that conforms properly to the shape and size of his or her face? (203)
NFPA 1500
How can positive pressure be checked on the SCBA facepiece? (204)
By gently breaking the facepiece seal
What is an action that applies to all SCBA when doffing? (204)
Make sure you are out of the contaminated area.
After checking the bypass valve when inspecting SCBA, you should make sure it is: (205)
fully closed.
Breathing apparatus should be cleaned and sanitized: (205)
immediately after each use.
What action can damage SCBA and should be avoided? (206)
Using paper towels to dry the facepiece lens
Annual maintenance, testing and repairs requiring the expertise of factory certified technicians should be done: (206)
in accordance with manufacturer’s recommendations.
What is a safety precaution for refilling SCBA cylinders? (206)
Prevent the cylinder from overheating by filling slowly.
All firefighters who are certified to wear SCBA must be fit tested _____ or when new facepieces are issued to determine proper fit of the facepiece. (208)
annually
While in Immediately Dangerous to Life or Health (ILDH) atmospheres, firefighters must work: (208)
in teams of two or more.
What is most important when dealing with emergencies created by malfunctioning breathing apparatus? (208)
Immediate withdrawal from the hazardous atmosphere
When dealing with an emergency created by malfunctioning breathing, apparatus, if you are lost or disoriented and feel exhausted or you might lose consciousness you should: (21)
lie flat on the floor close to a wall.
When working in areas of low visibility, which method of moving about allows firefighters to remain close to the floor and feel for victims? (211)
Crawling
What would NOT be an appropriate tag line for use in an Immediately Dangerous to Life or Health (IDLH) atmosphere? (211)
Hydraulic hoses from rescue tools
What method of moving about in an area of limited visibility should be used only if firefighters can see the floor? (211)
Crouching
What is NOT a general guideline for exiting areas with restricted openings under emergency conditions while wearing SCBA? (211)
Pull the SCBA in back of you, maintaining control of the SCBA at all times.
What is NOT a benefit of structural fire fighting helmets? (169)
Provides hearing protection
