AIIMS Delhi NO - 2017
Medical & Surgical Nursing
Easy

Identify the following image?

The Importance of Defibrillator Testing | Fluke Biomedical

Appeared in: AIIMS Delhi NO - 2017

Explanation

  • The device in the image is correctly identified as a defibrillator.
  • The key visual evidence is the presence of two paddles, which are exclusively used for delivering an electrical current to the heart to correct life-threatening arrhythmias.
  • The screen displays the patient's electrocardiogram (ECG), indicating its dual function as a cardiac monitor, but its primary life-saving capability is defibrillation.
  • This type of manual defibrillator/monitor is standard equipment on emergency crash carts in hospitals.

Why Other Options Were Wrong

  • Option A: A chest decompressor, or automatic CPR machine (e.g., LUCAS device), provides mechanical chest compressions. The device in the image has paddles for electrical shocks, not a mechanism for CPR.
  • Option B: While this is a type of defibrillator, the term 'Automated defibrillator machine' (AED) usually refers to simpler devices used in public spaces by laypersons. The device shown has complex controls and paddles, characteristic of a manual defibrillator used by trained medical staff.
  • Option D: An ECG machine is a purely diagnostic tool that records and prints the heart's electrical activity. It does not have the capability to deliver an electrical shock.

Related Visual

Visual explanation — Related Visual
Clinical Relevance
  • Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Identification of emergency medical equipment as background academic context rather than a clinical decision trigger.
  • Proficiency in using a defibrillator is a core competency for nurses, especially in critical care, emergency, and telemetry units.
  • During a cardiac arrest (Code Blue), rapid and effective defibrillation for shockable rhythms (like Ventricular Fibrillation) is a key determinant of patient survival.
  • Nurses are often responsible for performing daily checks on the crash cart defibrillator to ensure it is functional, fully charged, and that supplies (like gel and pads) are present.
How to Approach the Question
  • First, carefully examine the image to identify the main components of the device shown.
  • Note the presence of a screen displaying a heart rhythm and, most importantly, the two paddles connected by cables.
  • Consider the primary function of each component. The paddles are used to deliver an electrical shock.
  • Evaluate the given options based on this primary function. An 'ECG machine' only monitors. A 'Chest Decompressor' performs CPR. Both 'Automated defibrillator' and 'Defibrillator' deliver shocks.
  • Differentiate between the remaining options. The device's complexity and paddles suggest a manual defibrillator used by professionals, making 'Defibrillator' the most accurate and general term.
  • Select the option that best describes the device's primary, life-saving function based on the visual evidence.
Concept Tested & Keywords
  • Concept Tested: Identification of emergency medical equipment
  • Stem keywords: Identify, image
  • Lead-in keywords: Identify

Question ID

QRppAmrz3AS-Fmmc3nSIGV

Reference Book

E6 Nursing Fundamentals Potter Perry 12e Part 5 p. 7-9

E6 Medicine Macleod Clinical Examination 15e p. 74-76

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