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[11.1] The EMT's initial evaluation of the scene is called the:
A. hazard assessment.
B. primary assessment.
C. initial assessment.
D. scene size-up.
D
The scene size-up is the EMT's initial evaluation of a scene to which he has been
called. The purpose is to primarily determine whether the scene is safe to enter, but
after this, the EMT also needs to determine things such as the number of patients,
whether additional resources are needed, and what the mechanism of injury or nature of
illness is. Although this includes a hazard assessment, it is not limited to that task. The
primary assessment, also known as the initial assessment, would be the first point of
assessment of the patient.
[11.1] Which of the following elements would be considered parts of the
mechanism of injury?
A. A specific injury such as a fractured femur
,B. The patient's chief complaint
C. The speed of the vehicle that struck the patient
D. A scene safety hazard such as an unstable vehicle
C
The MOI (mechanism of injury) is the factors and forces that cause the traumatic injury.
Although it can result in specific injuries or scene hazards, such as unstable vehicle, as
a concept, it looks purely at the physics that cause trauma.
[11.1] Which of the following is the area around the wreckage of a vehicle or other
potentially unsafe incident within which special safety precautions must be
taken?
A. Injury area
B. Danger zone
C. Access area
D. Zone of safety
B
Although all these choices could be used as informal warnings, the specific and formal
term is danger zone.
[11.1] Which of the following is associated with a scene size-up and is used in
assessing a patient who has received a traumatic injury?
,A. Mechanism of injury
B. Index of suspicion
C. Nature of illness
D. Index of injury
A
When arriving on the scene of a suspected trauma, you will be looking for the
mechanism of injury (MOI). Mechanism of injury refers to how the patient was injured. It
includes the strength, direction, and nature of the forces that caused the injury. The
mechanism of injury is the basis for your index of suspicion. Nature of illness is
generally associated with a medical complaint.
[11.2] You are performing a scene size-up at a large motor vehicle crash scene.
Which of the following elements should be assessed first?
A. A general impression of the patient.
B. The number of patients.
C. Possible hazards to your safety.
D. The need for additional resources.
C
Although each of these elements would be included in a scene size-up, the most
important priority would be to assess for safety hazards.
, [11.2] Which of the following would be considered one of the three basic goals of
the scene size-up?
A. Determining what led to your being called to the scene
B. Determining the patient's chief complaint
C. Determining whether the patient is breathing
D. Determining the patient's medical history
A
The scene size-up is the initial evaluation of a scene to which an EMT has been called.
The EMT has three basic goals during scene size-up: (1) Identify possible hazards at
the scene, and ensure the safety of yourself and other members of your EMS crew, the
patient, and the bystanders. (2) Identify what led to your being called to the scene-long
dash—either an injury or a medical problem. (3) Determine whether any factors, such
as the number of patients or unusual characteristics of the scene, might require a call
for additional assistance. Determining a chief complaint and breathing assessment are
completed in the primary assessment. A medical history is obtained in the secondary
assessment.
[11.2] When assessing scene safety, the FIRST priority is:
A. hazards to the public.
B. treating the patient.