Exam (elaborations)
40+ Highway Safety and Vehicle Extrication
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40+ Highway Safety and Vehicle Extrication 40+ Highway Safety and Vehicle Extrication 40+ Highway Safety and Vehicle Extrication
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40+ Highway Safety and VehicleExtrication
When extrication will involve cutting the roof off a vehicle, stabilization of the vehicle should include:
a placing chocks on both sides of at least two wheels.
b placing wheel chocks on both sides of all wheels.
c deflating all tires by slashing them.
d deflating all tires by pulling the valve stems. - verified answer d
You are managing a patient who is being extricated from a vehicle by a rescue crew using hydraulic
tools. Which of the following items should you use in order to protect your patient during the
extrication process?
a A short spine board to prevent debris from contacting the patient
b A wool blanket to protect the patient from broken glass
c An oxygen mask to prevent inhalation of noxious fumes
d An aluminized rescue blanket to protect the patient from sharp edges - verified answer a
Which of the following considerations should be determined when conducting a scene size-up of a
single vehicle collision involving a rollover?
a The make and model of the vehicle involved
b The mechanism of injury
c How many EMS supervisors are needed for command
d Which patient is the least injured - verified answer b
You are at the scene of a vehicle collision on an interstate highway. There are two cars involved and
both are out of the lanes against the median wall. As an EMS provider, what is your primary safety
concern?
a Ensuring the patient is properly packaged for transport
b Watching for distracted drivers who are driving past the scene
c Evaluating the risk of fire caused by ruptured fuel lines
d Searching for sharp edges of broken glass and torn metal - verified answer b
,When attempting to extinguish a fire inside the passenger compartment, it is important to:
a use the extinguishing agent sparingly to avoid creating a cloud of powder.
b apply the extinguishing agent liberally to speed up the extinguishing process.
c aim the nozzle of the extinguisher away from the patient to avoid hitting the patient.
d resist the urge to extinguish the fire and focus on extricating any patients. - verified answer a
You respond to the scene of a motor vehicle collision involving a small pickup truck that struck the
rear of a moving tractor-trailer. The driver of the tractor-trailer is walking around and complains of
neck pain. The driver of the pickup truck is conscious, but cannot exit the vehicle because the door is
stuck and the steering wheel is displaced onto his lap. The passenger of the pickup truck is sitting
upright in the passenger seat, is unconscious, but has radial pulses. Access to the passenger is not
obstructed. A fourth patient, who was sitting in the pickup truck bed, is found about ten feet away
and responds to commands appropriately. Assuming your ambulance is the only emergency vehicle
on the scene currently, which of the following patients should be packaged for transport first by the
next arriving ambulance?
a The tractor trailer driver
b The pickup truck driver
c The passenger in the pickup truck's front - verified answer c
On arrival at a vehicle collision, you observe a small fire in the engine compartment. A bystander is
attempting to smother the fire with a jacket as you approach with an A-B-C extinguisher from your
ambulance. Which of the following is the best method of extinguishing the fire?
a Sweep the nozzle of the extinguisher left and right using short bursts until you are out of
extinguishing agent.
b Aim at the base of the fire and use short bursts until the fire is out.
c Close the hood to contain the fire within the engine compartment.
d Aim the nozzle to the side of the fire and, with a sweeping motion, push the fire at its base. -
verified answer b
Stabilizing a vehicle is unnecessary when a vehicle is on its roof with:
a all roof supports collapsed.
b the trunk lid in contact with the ground.
c the front edge of the hood in contact with the ground.
d the vehicle horizontal and resting entirely on the roof. - verified answer a
, You are on the scene of a vehicle collision involving a downed power line. You are walking in an area
you feel is a safe distance from the line and begin to feel a tingling sensation in your feet. Which of
the following would be a proper method of ensuring your safety while exiting the area?
a Turn 90 degrees to the direction you are walking and hop to a safe place on one foot.
b Turn 180 degrees to the direction you are walking and quickly run to a safe location.
c Turn 180 degrees to the direction you are walking and shuffle away from the danger area.
d Turn 90 degrees to the direction you are walking and shuffle away from the danger area. -
verified answer c
You are assessing a patient in the front seat of a vehicle that was involved in a head-on collision. As
you examine the interior of the vehicle, you notice the air bags have not deployed. What action
should you take in order to render the scene safe to work?
a Disconnect the battery and wait 2 minutes before entering the vehicle.
b Disconnect the battery and continue assessing the patient.
c Turn the ignition to the "off" position and wait 2 minutes before entering the vehicle.
d Use a long spine board to shield yourself from the undeployed air bag. - verified answer a
When controlling the scene of an emergency involving damaged power poles and downed electrical
wires, the EMT must remember to:
a render the scene safe before entering the danger zone.
b request appropriate personnel to cut the power source.
c use nonconductive implements to make a safe path to victims.
d use double-thickness gloves to insulate the body from electrocution. - verified answer b
When disconnecting a battery cable to disrupt a vehicle's electrical system, the EMT should
disconnect the:
a positive cable from the battery.
b negative cable from the battery.
c positive cable from the alternator.
d negative cable from the alternator. - verified answer b
Which safety device prevents car doors from opening during a collision?
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