Scene Size-Up

You have been dispatched to a home where several roommates are complaining of flu-like symptoms and headaches. What potential hazard should you suspect at this scene? Recreational drug use Violence Fuel spill Fire A toxic substance, such as carbon monoxide

A toxic substance, such as carbon monoxide

Which of the following is an example of a mechanism of injury? Cardiac arrest Medication overdose Unconsciousness A fall from a ladder

A fall from a ladder

What is a nature of illness? A patient's medical problem A patient's level of pain The patient's history of illness A patient's injury

A patient's medical problem

Why must EMS professionals look for placards on a commercial vehicle involved in a collision? A placard will give the EMS professional additional information about a patient's condition. A placard will indicate the presence of hazardous materials onboard. A placard will indicate where the vehicle originated from. A placard will indicate who is responsible for the vehicle.

A placard will indicate the presence of hazardous materials onboard.

Which of the following is a responsibility of the EMS professional on the scene of a call? Scene leadership Scene safety Personal safety in the form of BSI Maintaining awareness of the scene All of the above

All of the above

You and your partner respond to a three-car, high-speed collision on the expressway involving multiple patients, bleeding, unresponsiveness, and a vehicle on fire. As you arrive at the scene, you are careful to assess the area for safety hazards. What possible hazards might you scan for in this situation? Explosion danger Fire danger Unstable vehicles Leaking fuel All of the above

All of the above

What is an index of suspicion? Expectations about scene safety based on possible scene hazards Expectation about the patient's level of pain The likelihood of crime or violence at the scene Expectations about a patient's injury based on the mechanism of injury

Expectations about a patient's injury based on the mechanism of injury

You and your partner arrive at 120 Main Street where you find a patient covered in blood. What PPE should you and your partner wear before approaching the patient? Protective gown, mask, gloves Helmet and eye protection Turn out gear and HEPA mask

Protective gown, mask, gloves

Why are EMS professionals required to take body substance isolation (BSI) precautions? Emergency scenes involve unexpected contact with debris that could injure an emergency worker. Emergency scenes involve unexpected contact with body fluids that could infect emergency workers with illness. Isolating the patient often results in more effective treatment.

Emergency scenes involve unexpected contact with body fluids that could infect emergency workers with illness.

As an EMS professional, what is your primary focus at a crime scene? Disperse any bystanders Solve the crime Keep dispatch up to date on the status of the scene Locating potential evidence Provide the patient with emergency care

Provide the patient with emergency care

You are called to a house for "shots fired" and find police already on the scene. What should you do next? Notify dispatch that law enforcement is on the scene Begin assessing the patient Get an incident report from the police officer before approaching the patient Quickly conduct your own scene size up before entering the scene

Quickly conduct your own scene size up before entering the scene

You respond to a call involving a patient trapped in a vehicle. Which agency should be summoned for additional support? Rescue and extrication unit Additional basic life support unit Law enforcement Air medical transport

Rescue and extrication unit

You and your partner respond to a call. As you pull up to the scene, you hear loud arguing. Then you hear the sound of gunfire. How should you respond? Try to locate the fire alarm Retreat and call for police backup Try to determine where the shot was fired Enter the scene in search of a patient

Retreat and call for police backup

Toxic substances should be suspected in which of the following situations? Leaks and spills Fires Confined spaces Patients with similar symptoms All of the above

All of the above

Which of the following factors should be considered when evaluating a fall? Surface the patient landed on Area of the body impacted first Interruptions to the fall Distance of the fall All of the above

All of the above

Which of the following is a goal of scene size-up? Identify possible hazards Identify the number of patients Identify if there is a need for additional support Identify the mechanism of injury or nature of illness All of the above

All of the above

You and your partner respond to a collision. You determine that the scene is safe and approach the damaged vehicle to assess the driver. Suddenly, you notice a strong smell of gasoline. You notice a 5-gallon gas container leaking liquid in the back seat. What should you do? Immediately remove the patient to a safe distance from the vehicle and call for additional support. Drench the back seat with water. This will allow you to safely continue the assessment. Remove the gas container from the back seat. Continue to assess the patient. The scene has already been deemed safe. Note that there is no source of ignition close by. The leak is not a significant danger to you or the patient.

Immediately remove the patient to a safe distance from the vehicle and call for additional support.

You and your partner are the single responding unit to a scene involving multiple casualties. You immediately recognize that the situation is more than you and your partner can handle. What should you do? Speed up the assessment process Assess all of the patients and then determine whether to summon additional support Immediately request additional support Prioritize patient care until all of the patients have been assessed

Immediately request additional support

During scene size up, calls are typically classified as which of the following? Medical or trauma Significant or insignificant Circulatory or cardiac Responsive or unresponsive

Medical or trauma

You are called to a multiple vehicle accident. When you arrive, you discover six vehicles have been involved in the collision. There appear to be many injured people. What type of situation is this? Multiple-patient incident Multiple-incident occurrence Multiple-casualty incident Multiple-trauma occurrence

Multiple-casualty incident

During the scene size-up, the decision to summon additional support should be based on what? Local resources Location of the incident Number of patients, scene hazards, and patients' conditions Only the number of patients involved in the situation

Number of patients, scene hazards, and patients' conditions

You arrive at the scene of a vehicle collision. What should be your first course of action? Determine if any fuel is leaking from the vehicle Radio to dispatch the total number of injured patients Scan and evaluate the entire area Initiate contact with the patient

Scan and evaluate the entire area

You and your partner are dispatched to a fall from a tree. You discover a patient has fallen 15 feet when the branch she was standing on broke. How would you characterize the fall? Insignificant NOI Non-life threatening Significant MOI Significant NOI Minor MOI

Significant MOI

Why is it important to determine the total number of ill or injured patients at a scene? The number of patients will determine whether or not EMS professionals are needed. The number of patients will determine how to proceed with the assessment and whether or not additional support is needed. The number of patients will determine who is to blame for the incident. The number of patients will indicate how much time an EMS professional should spend with each patient.

The number of patients will determine how to proceed with the assessment and whether or not additional support is needed.

Why are incidents involving multiple types of collisions particularly serious? The potential for injury is multiplied because of the different types of collisions. They always create neck and head injuries. Unlike other accidents, the driver may lose control.

The potential for injury is multiplied because of the different types of collisions.