What is the correct technique for using an automated external defibrillator (AED)?

UPUMS Nsg.Officer-2024

Nursing Foundation

Easy

Appeared in: UPUMS Nsg.Officer-2024

Explanation

The most critical step in AED use is ensuring a clear pathway for the electrical current to the heart.
Pressing the pads firmly onto a bare chest ensures good skin contact, which is essential for the AED to accurately analyze the heart rhythm.
Proper adhesion minimizes the risk of skin burns and ensures the maximum amount of energy is delivered to the heart muscle.
AEDs provide visual and/or audio cues for correct pad placement, which should always be followed.

Option A: Clothing acts as an insulator and will block the electrical shock from reaching the heart, rendering the defibrillation attempt completely ineffective.
Option B: AED pads have a pre-applied conductive gel. Rubbing them together would destroy this gel layer, preventing the pads from adhering to the skin and conducting electricity properly.
Option C: While this describes a valid alternative pad placement (anterior-posterior), it is not the standard for adults. More importantly, the option about firm application to a bare chest is a more fundamental and universally critical step for any pad placement to be effective.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Correct technique for Automated External Defibrillator (AED) application as background academic context rather than a clinical decision trigger.
Proper AED use is a core competency in Basic Life Support (BLS) and is crucial for improving survival rates from out-of-hospital cardiac arrest.
Incorrect pad placement or poor contact can lead to failure to defibrillate, arcing of electricity causing skin burns, and delays in life-saving treatment.
Nurses must be able to quickly and correctly apply an AED, including troubleshooting common issues like a hairy chest (shave the area), a wet patient (dry the chest), or the presence of a pacemaker (place the pad at least one inch away).

How to Approach the Question

First, identify the core of the question: it asks for the 'correct technique' for using an AED.
Evaluate each option based on the principles of electrical conduction and safety in defibrillation.
Option A (clothing): Immediately recognize that electricity cannot pass through clothing. Eliminate this option.
Option B (rubbing pads): Recall that AED pads have an adhesive gel. Rubbing them would damage this. Eliminate this option.
Compare Option C and D. Option C describes a placement, while Option D describes a fundamental action (firm contact on bare skin).
Conclude that firm contact on a bare chest is the most critical and universally applicable step for the AED to function, making it the best answer among the choices.

Concept Tested & Keywords

Concept Tested: Correct technique for Automated External Defibrillator (AED) application.
Stem keywords: automated external defibrillator, AED, correct technique
Lead-in keywords: What is

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