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Lesson 3.1: Scene Size-Up

Objectives[edit | edit source]

By the end of this lesson, the EMT-Basic should be able to:

  1. Recognize hazards/potential hazards.
  2. Describe common hazards found at the scene of a trauma and a medical patient.
  3. Determine if the scene is safe to enter.
  4. Discuss common mechanisms of injury and common natures of illnesses.
  5. Discuss the reason for identifying the total number of patients at the scene.
  6. Explain the reason for identifying the need for additional help or assistance.
  7. Explain the rationale for crew members to evaluate scene safety prior to entering.
  8. Serve as a model for others explaining how patient situations affect your evaluation of mechanism of injury or nature of illness.
  9. Observe various scenarios and identify potential hazards.

Scene Size-up[edit | edit source]

The period from when you are called to a scene and when you interact with a patient is your scene size-up.

Body Substance Isolation (B.S.I)[edit | edit source]

Scene Safety[edit | edit source]

Number of Patients[edit | edit source]

Mechanism of Injury/Nature of Illness[edit | edit source]

Consider Additional Support[edit | edit source]