BC questions Flashcards
(77 cards)
When should a provider use the BEFAST screening?
stroke (Balance, Eyes, Face, Arm/leg weakness, Speech, Terrible headache)
How long should you check for a pulse in a hypothermic patient before determining cardiac arrest?
30 to 45 seconds
What is the expansion ratio for water droplets to convert to steam at 212 F?
1700:1
Company officers choosing actions based on successful past choices is called?
recognition primed decision making
Rollover takes place during this phase, as heated gasses from the fire area push flames within layers of smoke into adjacent compartments.
growth
What is the amount of energy that fire releases over time?
heat release rate
when is the V split hose line deployment technique optimal?
short setbacks or open spaces
What represents a critical aspect of all firefighters safety and should be performed while members donned their PPE prior to entry?
door control
What is the human body’s threshold for heat?
212
What represents a common psychological response to threatening situations, often leading to inaction?
denial
In John Leach’s Survival Psychology, he asserts that in stressful situations individuals default to:
learned behaviors
During 56% of maydays, what is not completed?
360 degree lap
When completely out of air, a firefighter can use what maneuver by getting low to the ground placing hands over facepiece and gently breaking the seal to take a breath.
Hoover
when should a firefighter use R-EBT? (Reilly Emergency Breathing Technique)
low-air emergencies
What is the term for personnel removing themselves from the structure in a coordinated manner?
withdraw
What is the primary purpose of declaring emergency radio traffic?
to allow critical messages to take priority over all other communications
Why are soffit vents a major concern for fire spread?
they allow fire to enter the attic space and spread rapidly
Garden apartments built in the 1960s and 70s were predominantly ______ construction with masonry veneer walls with a masonry and concrete stairwell.
wood frame
1940s - ordinary
1940s style garden apartments may have a chimney at the roofline that can indicate the location of the ______.
boiler room
Due to the reflex time associated with deploying a ground ladder, entering a fire apartment through an upper level balcony is most efficient when the balcony no higher than _____ floor.
second
The first arriving officer may be able to observe conditions on the rear of the structure by using the balcony or window of an uninvolved unit or by proceeding to the rear via a _______.
walk through stairwell
In the situation where personnel encounter heavy fire volume in the originating townhouse, it may be appropriate for the first arriving officer to address the ________.
attached exposures first
What is a two level occupancy over one level occupancy with entrances on opposite sides?
over under townhouse
Residential townhouses require how many gpm per 100 sq feet fire load?
10 gpm/100 sq ft