Question

Difficulty: Very hardEmergency Response and Hazardous Materials

A licensed practical nurse (LPN) is working in an outpatient clinic when local emergency management authorities issue an immediate 'shelter-in-place' order due to a massive release of toxic chlorine gas from a nearby industrial accident. The clinic's registered nurse (RN) manager is coordinating the overall emergency response. Which of the following actions is the most appropriate priority for the LPN to execute?

  1. A
    Don a standard surgical mask and isolation gown to quickly retrieve any clients who are still outside in the clinic's parking lot.
  2. B
    Perform initial triage assessments on all clients in the waiting room to categorize their risk for respiratory failure.
  3. Secure the building envelope by closing all windows and doors, and immediately shut down the facility's heating, ventilation, and air conditioning (HVAC) system.Answer
  4. D
    Attempt to verbally de-escalate panicked clients by explaining the specific chemical properties and half-life of chlorine gas.

Answer

The priority action for the LPN is to secure the building envelope by closing all windows and doors, and immediately shutting down the facility's heating, ventilation, and air conditioning (HVAC) system.
In an external airborne hazardous material release (such as chlorine gas), the immediate priority is to prevent the toxic agent from entering the facility. 'Shelter-in-place' requires securing the building envelope by closing all external openings and shutting off the HVAC system to stop outside air from being drawn inside. This is a critical safety procedure that does not require independent nursing judgment, making it highly appropriate and prioritized for the LPN to execute while the RN manages complex clinical coordination.

Step-by-Step Solution

1
Analyze the emergency scenario and identify the primary hazard.
The hazard is an external release of toxic chlorine gas, and the directive is to 'shelter-in-place'.
Identifying the specific type of disaster determines the immediate protective actions required for the entire facility.
2
Determine the priority intervention for an external chemical shelter-in-place order.
The absolute priority is securing the building envelope to prevent the toxic gas from entering.
HVAC systems pull outside air into the building; leaving them on will actively draw the lethal gas inside, exposing all occupants.
3
Evaluate the LPN's scope of practice regarding the required actions.
Shutting off the HVAC and closing doors is a critical procedural task that does not require independent clinical assessment, making it highly appropriate for the LPN.
LPNs should execute prioritized environmental safety protocols in a disaster while deferring initial triage and complex clinical judgments to the RN.

Key Concept

Shelter-in-Place Protocol for Hazardous Materials
Estimated Time:1m 30s
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