CH.38 Assessment
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. Aim the nozzle to the side of the fire and, with a sweeping motion, push the fire at its base. B. Aim at the base of the fire and use short bursts until the fire is out. .C. Sweep the nozzle of the extinguisher left and right using short bursts until you are out of extinguishing agent. D. Close the hood to contain the fire within the engine compartment.
B Aim at the base of the fire and use short bursts until the fire is out.
You have arrived at the scene of a motor vehicle collision to find that there are several critically injured patients. Which of the following should you do first? A. Begin extrication of the most critically injured patient. B. Call for additional rescue units and transporting ambulances. C. Begin triage of all patients before deciding on additional resources. D. Begin to care for the patient closest to your vehicle.
B Call for additional rescue units and transporting ambulances.
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. Use a long spine board to shield yourself from the undeployed air bag. B. Disconnect the battery and wait 2 minutes before entering the vehicle. C. Turn the ignition to the "off" position and wait 2 minutes before entering the vehicle. D. Disconnect the battery and continue assessing the patient.
B Disconnect the battery and wait 2 minutes before entering the vehicle.
Which of the following is a common reason that EMTs are struck by motor vehicles at the scene of motor vehicle collisions on roadways? A. Drivers who are angry at being delayed deliberately take out their frustrations on rescue workers. B. Drivers are distracted by the scene of the collision and do not pay attention to what they are doing. C. EMTs sometimes lose track of what they are doing and wander into traffic. D. All of the above
B Drivers are distracted by the scene of the collision and do not pay attention to what they are doing.
Which of the following is a common hazard associated with the inner circle of a typical auto extrication? A. Penetrating injury from extrication tools B. Flying glass and metal fragments C. Carbon monoxide poisoning D. Both A and C
B Flying glass and metal fragments
When working at a nighttime emergency on a roadway, which of the following safety considerations should the prudent EMS provider do to increase safety? A. Switch the headlights to the "high beam" position for maximum lighting. B. Operate amber warning lights only, if the option is available. C. Keep only the fog lights on to keep the light out of drivers' vision. D. Keep all available response lights on to warn oncoming traffic.
B Operate amber warning lights only, if the option is available.
Which of the following is the EMT's key role at the scene of an auto extrication? A. Incident commander B. Patient advocate C. Rescue technician D. Safety officer
B Patient advocate
An unresponsive patient is found sitting in the front seat of a vehicle with his legs pinned under the dash. Once his legs have been freed, which of the following methods should be used for removal of the patient? A. Rapid take-down B. Rapid extrication technique C. Scoop stretcher D. Quick extraction
B Rapid extrication technique
While performing night operations, which of the following combinations of lights provide maximum visibility? A. Red/amber warning lights ON, headlights ON, fog lights OFF, and traffic directional boards ON B. Red/amber warning lights ON, headlights OFF, fog lights OFF, and traffic directional boards ON .C. Red/amber warning lights ON, headlights ON, fog lights ON, and traffic directional boards ON D. Red/amber warning lights ON, headlights OFF, fog lights OFF, and traffic directional boards OFF
B Red/amber warning lights ON, headlights OFF, fog lights OFF, and traffic directional boards ON
Which of the following is NOT a phase of the extrication process? A. Gaining access to the patient B. Simplification .C. Terminating the rescue D. Disentanglement
B Simplification
Which of the following describes vehicle glass that is designed to break into small pieces rather than shattering into sharp fragments? A. Alloy glass B. Tempered glass C. Leaded glass D. Plexiglas
B Tempered glass
Which of the following methods should the EMT use first to attempt to access a patient in a vehicle while awaiting arrival of a rescue crew? A. Use a spring-loaded punch to break the rear window. B. Try all of the vehicle's doors to see if they will open. C. Use a heavy tool to break the window closest to the patient. D. Use a pry-bar to release the Nader pin in the door latch.
B Try all of the vehicle's doors to see if they will open.
When placing cribbing: A. kneel on both knees for stabilization. B. always squat, so you can move away quickly. .C. kneel on one knee only so you can move away quickly. D. kneel or squat as necessary.
B always squat, so you can move away quickly.
The safest way to extinguish a road flare is to: A. pick it up and rub it onto the ground. B. let it burn out. .C. douse it with a fire hose. D. pick it up and snuff it out with a gloved hand.
B let it burn out.
When controlling the scene of an emergency involving damaged power poles and downed electrical wires, the EMT must remember to: A. use double-thickness gloves to insulate the body from electrocution. B. request appropriate personnel to cut the power source. C. use nonconductive implements to make a safe path to victims. D. render the scene safe before entering the danger zone.
B request appropriate personnel to cut the power source.
Which of the following should be used to protect a patient during extrication? A. Goggles B. Plastic blanket C. Netting D. None of the above
A Goggles
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. deflating all tires by slashing them. C. deflating all tires by pulling the valve stems. D. placing wheel chocks on both sides of all wheels.
C deflating all tires by pulling the valve stems.
When attempting to extinguish a fire inside the passenger compartment, it is important to: A. apply the extinguishing agent liberally to speed up the extinguishing process. B. aim the nozzle of the extinguisher away from the patient to avoid hitting the patient. C. use the extinguishing agent sparingly to avoid creating a cloud of powder. D. resist the urge to extinguish the fire and focus on extricating any patients.
C use the extinguishing agent sparingly to avoid creating a cloud of powder
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 180 degrees to the direction you are walking and quickly run to a safe location. B. Turn 90 degrees to the direction you are walking and hop to a safe place on one foot. 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
C Turn 180 degrees to the direction you are walking and shuffle away from the danger area
Which of the following is NOT an example of a specialty rescue team? A. Confined space B. Water rescue C. High angle rescue D. Advanced cardiac life support
D Advanced cardiac life support
Under which of the following conditions are safety vests with reflective trim effective in increasing the visibility of the EMT? A. On sunny days B. At night C. On cloudy days D. All of the above
D All of the above
Which of the following is the highest priority during extrication? A. Controlling major bleeding B. Gaining access to the patient C. Ensuring your personal safety .D. Maintaining the patient's airway
C Ensuring your personal safety
Which of the following is the BEST protection for an EMT's upper body during an extrication operation? A. Nylon jacket with asbestos lining B. Thick wool coat C. Firefighting turnout coat D. Thick fireproof blanket draped around the shoulders
C Firefighting turnout coat
Which of the following provides the BEST protection for the EMT's hands during a vehicle rescue operation? A. Fabric work gloves with non-slip palms B. Elbow-length chemical-proof gloves C. Double-thickness latex gloves D. Leather gloves
D Leather gloves
Once access to the patient is gained, which of the following is the next goal during an auto extrication? A. Disentanglement of the patient B. Extrication of the patient from the vehicle C. Stabilization of the vehicle D. Primary assessment and rapid trauma exam
D Primary assessment and rapid trauma exam
When responding to an emergency located on an interstate highway in a medium-duty ambulance, the vehicle should be positioned: A. to one side of the damaged vehicles for easy egress. B. across as many lanes as possible to block oncoming traffic. C. in a safe location in the emergency lane of the interstate. D. in the same direction as other response vehicles in a single line.
D in the same direction as other response vehicles in a single line.
Which of the following is the rule of thumb for determining the stability of a vehicle that has been involved in a collision? A. It is stable if the ignition is turned off. B. It is stable if it is upright on all four wheels. C. It should only be considered stable after assessment by trained rescue personnel. D. It is stable if the transmission is in "Park" or the parking brake is on.
C It should only be considered stable after assessment by trained rescue personnel.
Upon arrival at the scene of a motor vehicle collision, you find a vehicle that is on fire. The fire is confined to the engine compartment and the hood is tightly closed. Of the following, which is the BEST course of action? A. Discharge a dry chemical fire extinguisher onto the patient's clothing to protect him from the fire. B. Wet the interior of the vehicle to keep the fire from spreading. C. Let the fire burn and concentrate on extricating the patient. .D. Use a long-handled pry-bar to open the hood and put out the fire with a fire extinguisher.
C Let the fire burn and concentrate on extricating the patient.
You are at the scene of a motor vehicle collision in which a single vehicle has collided with a tree. You note that the driver's side air bag has deployed. Which of the following is recommended by air bag manufacturers? A. Sharply strike the front bumper to make sure the second air bag has deployed. B. Use a portable fan to ventilate the car to remove the powder from the air bag. C. Lift the air bag and inspect the steering wheel for damage. D. Cut away the fabric portion of the air bag to get it out of the way.
C Lift the air bag and inspect the steering wheel for damage.
Which of the following considerations should be determined when conducting a scene size-up at night of a single vehicle collision involving a rollover? A. How many EMS supervisors are needed for command B. Make and model of the vehicle involved C. Mechanism of injury D. Which patient is the least injured
C Mechanism of injury
Which safety device prevents car doors from opening during a collision? A. Nader jam B. Safety lock C. Nader pin .D. Safety pin
C Nader pin
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 10 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. Pickup truck driver B. Passenger ejected from the pickup truck bed C. Passenger in the pickup truck's front seat .D. Tractor trailer driver
C Passenger in the pickup truck's front seat
Which of the following activities should NOT occur during the scene size-up? A. Determining the mechanism of injury B. Determining the need for additional resources C. Providing airway management D. Determining the extent of the patient's entrapment
C Providing airway management
You have arrived at the scene of a vehicle collision in which there are utility wires down around the vehicle. The three occupants appear dazed and other responding units have not yet arrived. Which of the following is the BEST course of action? A. Stay at a distance and caution the occupants to stay inside the vehicle. B. Encourage the occupants to exit the vehicle by jumping free of the vehicle before touching the ground. C. Push the wires out of the way with a long pry-bar in order to access the patients. D. Cool the wires with large amounts of water to prevent a fire from starting.
A Stay at a distance and caution the occupants to stay inside the vehicle
If you are first on scene of a multiple-casualty incident, what should you do first in determining where and how should you park your apparatus? A. Establish Command and confirm the exact location of the incident with the dispatch center before parking. B. Use apparatus to institute "downstream blocking" of the scene to protect the work area. C. Provide downstream blocking if you are driving one of the larger units. D. Immediately park in the same direction and in single file.
A Establish Command and confirm the exact location of the incident with the dispatch center before parking.
Which of the following is adequate protection for the EMT's head while at the scene of an auto extrication? A. Firefighting helmet .B. Any hat with a rear brim C. Nomex hood D. Watch cap
A Firefighting helmet
Which of the following phases of extrication follows the other three phases? A. Immobilizing and extricating the patient B. Stabilizing the vehicle C. Gaining access to the patient D. Recognizing and managing hazards
A Immobilizing and extricating the patient
Which of the following is an unsafe behavior that contributes to most injuries at the scene of vehicle collisions? A. Not wearing proper protective gear .B. Antagonizing bystanders C. Using improvised tools D. Unknowingly walking into hazardous materials situations
A Not wearing proper protective gear
Which of the following measures can the EMT take to create a safer extrication scene? A. Setting up road flares every 10 feet for a safe distance to divert traffic away from the collision B. Setting up road flares around hazards such as spilled fuel C. Dropping road flares from the ambulance as you are approaching the scene D. Both B and C
A Setting up road flares every 10 feet for a safe distance to divert traffic away from the collision
Which of the following is the first concern when you are caring for a patient who has been in a vehicle collision? A. Your own safety B. Treating life-threatening injuries C. Preserving evidence, such as alcohol beverage bottles and vehicle positioning D. Helping law enforcement get the driver's name and insurance information
A Your own safety
Stabilizing a vehicle is unnecessary when a vehicle is on its roof with: A. all roof supports collapsed. B. the front edge of the hood in contact with the ground. C. the trunk lid in contact with the ground. D. the vehicle horizontal and resting entirely on the roof.
A all roof supports collapsed.
When disconnecting a battery cable to disrupt a vehicle's electrical system, the EMT should disconnect the: A. negative cable from the battery. .B. negative cable from the alternator. C. positive cable from the battery. D. positive cable from the alternator.
A negative cable from the battery.
Which of the following is a reason that the vehicle doors are removed to extricate the patient rather than pulling the patient through an open window? A. To avoid being cut by glass B. To avoid criticism from bystanders C. To allow for proper spinal immobilization .D. To make the interior of the vehicle less accessible
C To allow for proper spinal immobilization
Which of the following BEST describes why it is important for the EMT to understand the extrication process? A. To take over the extrication process if requested by the rescue technicians B. To provide direction to the rescue technicians if they appear to be making errors C. To anticipate any dangerous steps in the extrication process D. All of the above
C To anticipate any dangerous steps in the extrication process
Which of the following is the MOST common type of rescue across the United States? A. Hazardous materials response B. Farm rescue C. Vehicle rescue .D. Water rescue
C Vehicle rescue
The largest single hazard associated with EMS highway operations is: A. power lines. B. explosion. C. traffic flow. .D. sharp objects.
C traffic flow.
Which of the following human factors can lead to an increased risk of injury for an EMT at the scene of a vehicle collision? A. Physical problems that impede strenuous effort B. Careless attitude toward personal safety C. Lack of proficiency in the use of rescue tools D. All of the above
D All of the above
Which of the following is an advantage of removing the roof of a vehicle that has sustained major damage in a collision? A. The EMT can better access the patients. B. It makes the entire interior of the vehicle accessible. C. It creates a large exit through which to remove the patient. D. All of the above
D All of the above
Which of the following is an important reason for controlling spectators at the scene of an extrication incident? A. Spectators may interfere with rescue efforts. B. It ensures respect for the patient's privacy. C. Spectators may get injured. D. All of the above
D All of the above
Which of the following should the EMT consider when protecting a patient during extrication? A. Debris B. Weather C. Noise D. All of the above
D All of the above
Which of the following may be a source of ignition when an ambulance is parked off the roadway in a field of dried grass? A. Mobile radio B. Leaking coolant C. Battery D. Catalytic converter
D Catalytic converter
If the steering wheel must be displaced during extrication and the air bag has not deployed, which of the following actions is recommended by air bag manufacturers? A. Secure a long backboard across the steering wheel to deflect the air bag from the patient should it deploy. B. Firmly strike the hub of the steering wheel with a mallet to deactivate the air bag before displacing the steering wheel. C. No action is required; only frontal impact will deploy air bags. D. Disconnect the battery cables.
D Disconnect the battery cables.
Which of the following can serve as appropriate eye protection for an EMT on the scene of an extrication? A. Shield of a Firefighter's helmet B. Prescription eyeglasses C. Plastic face shield of the type used for Standard Precautions D. Face conforming goggles
D Face conforming goggles
Which of the following is a good choice for preventing further injury to a patient during auto extrication? A. Sheet B. Disposable blanket C. Placing your body over the top of the patient D. None of the above
D None of the above
Which of the following phases of extrication comes before the other three phrases? A. Recognizing and managing hazards B. Sizing up the situation C. Gaining access to the patient D. Preparing for the rescue
D Preparing for the rescue
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. Oxygen mask to prevent inhalation of noxious fumes B. Wool blanket to protect the patient from broken glass C. Aluminized rescue blanket to protect the patient from sharp edges D. Short spine board to prevent debris from contacting the patient
D Short spine board to prevent debris from contacting the patient
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. Searching for sharp edges of broken glass and torn metal C. Evaluating the risk of fire caused by ruptured fuel lines D. Watching for distracted drivers who are driving past the scene
D Watching for distracted drivers who are driving past the scene