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IFSTA Textbook questions for LVL 2 Flashcards

(79 cards)

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1
Q

NFPA standard for structural firefighting PPE

A

NFPA 1971

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2
Q

Purpose of the protective (flash) hood in PPE

A

Protects head and neck areas not covered by helmet or coat

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3
Q

Hazard of wet PPE

A

Increases heat transfer and burn risk

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4
Q

Four main components of an SCBA

A

Facepiece, harness assembly, cylinder, regulator

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5
Q

NFPA standard covering SCBA

A

NFPA 1981

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6
Q

Function of the PASS device

A

Emits alarm if firefighter is motionless or manually activated

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7
Q

PPE inspection frequency

A

After each use and at least weekly

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8
Q

Purpose of hydrostatic testing

A

Ensures SCBA cylinder safety under pressure

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9
Q

Why PPE should not be modified

A

Modifications can compromise safety and violate standards

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10
Q

Minimum SCBA air pressure before use

A

At least 90% of cylinder capacity

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11
Q

Type I construction

A

Fire-resistive, highest structural integrity under fire

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12
Q

Type IV construction

A

Heavy timber, large wooden beams with fire resistance

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13
Q

Key hazard in Type III construction

A

Hidden void spaces

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14
Q

Type II construction materials

A

Non-combustible (steel, concrete)

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15
Q

Collapse risk of lightweight construction

A

Early failure in fire conditions

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16
Q

Common type in residential homes

A

Type V (wood frame)

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17
Q

Fire wall function

A

Prevents fire spread between building sections

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18
Q

Fire load definition

A

Total heat output potential from combustible materials

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19
Q

Importance of building construction knowledge

A

Helps predict fire behavior and collapse risk

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20
Q

Fire tetrahedron components

A

Heat, fuel, oxygen, chemical chain reaction

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21
Q

Fire development stages

A

Incipient, growth, fully developed, decay

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22
Q

Flashover definition

A

Simultaneous ignition of room contents

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23
Q

Backdraft definition

A

Explosive ignition after sudden oxygen intake

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24
Q

Thermal layering

A

Heat stratification in a fire environment

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25
Lower flammable limit (LFL)
Minimum fuel concentration for combustion
26
Heat transfer type responsible for flashover
Radiation
27
Ventilation-limited fire
Fire restricted due to low oxygen
28
Neutral plane
Interface between hot gases and cooler air
29
Importance of fire dynamics
Helps firefighters predict fire behavior and stay safe
30
NFPA standard for ground ladders
NFPA 1931
31
Proper climbing angle
75 degrees
32
Function of halyard
Raises/lowers extension ladder fly section
33
Heel of ladder
Bottom end resting on the ground
34
Fly section
Extendable part of ladder
35
Ladder extension above roofline
3–5 rungs above edge
36
Ladder inspection frequency
After each use and monthly
37
Climber spacing
One firefighter every 10 ft
38
Ladder placement for window rescue
Just below the windowsill
39
One-person carry method
Shoulder carry
40
Primary search
Rapid search for victims in immediate danger
41
Secondary search
Thorough search after fire control
42
V.E.S. meaning
Vent, Enter, Search
43
Essential tool for searches
Thermal imaging camera
44
Oriented search definition
One firefighter stays anchored as reference point
45
Common risk in residential fire search
Floor or stairway collapse
46
Critical search communication
Location, conditions, victim count, hazards
47
Right-hand search
Keeping right hand on wall during search
48
First rescue priority
Victims in greatest danger
49
Importance of accountability
Ensures team tracking and firefighter safety
50
When to call a Mayday
When lost, trapped, or in danger
51
LUNAR acronym
Location, Unit, Name, Assignment, Resources
52
Post-Mayday action
Stay calm, conserve air
53
RIC team function
Rescue firefighters in distress
54
Tool to locate downed firefighters
PASS or thermal imaging camera
55
Action when entangled
Stay calm, reverse direction if possible
56
First Mayday radio message
“Mayday, Mayday, Mayday!”
57
IC response to Mayday
Acknowledge, deploy RIC, manage communications
58
Mayday training types
SCBA survival, entanglement drills
59
Common reason for delayed Mayday
Embarrassment or self-reliance
60
Three types of hose loads
Flat, accordion, horseshoe
61
Hydrant wrench function
Opens/closes hydrant
62
Combination nozzle
Switches between straight and fog stream
63
Smooth bore nozzle pressure
50 psi
64
Purpose of gated wye
Splits one line into two, each with valve control
65
Forward vs reverse lay
Forward: hydrant to fire; Reverse: fire to hydrant
66
Standard attack line size
1 ¾ inches
67
Friction loss definition
Pressure loss due to hose length, diameter, and flow
68
Why bleed air from hose line?
Prevent hose whip and nozzle reaction
69
Master stream device example
Deck gun, high GPM for defensive ops
70
First tactical priority at structure fire
Life safety
71
Direct attack
Water applied directly to fire base
72
Indirect attack
Water applied to overhead gases in enclosed fire
73
Transitional attack
Exterior attack followed by interior
74
Overhaul
Checking for hidden fires post-suppression
75
Ventilation purpose during suppression
Release heat/smoke, improve visibility
76
Defensive strategy use
Unsafe interior or unsavable building
77
Exposure protection
Prevent fire spread to nearby structures
78
Salvage definition
Protecting property during suppression
79
Timing importance in suppression
Prevents injury and fire spread from poor timing

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