The most reliable way to assess the respiratory status of a patient is?

RUHS, Jaipur, M.Sc Nursing Entrance Exam-2018

Medical & Surgical Nursing

Easy

Appeared in: RUHS, Jaipur, M.Sc Nursing Entrance Exam-2018

Explanation

The most reliable way to confirm effective breathing (ventilation) is to directly assess airflow.
Listening for breath sounds and feeling for exhaled air on your cheek provides direct evidence that air is moving in and out of the lungs.
This method helps differentiate between respiratory effort (chest moving) and effective ventilation (air exchange).
It is a critical step in the 'Look, Listen, and Feel' approach, which is a standard for basic life support and patient assessment.

Option A: Observing the chest rise and fall only indicates that the patient is making a respiratory effort. It does not confirm that air is actually entering the lungs. In cases of airway obstruction, the chest may still move, but no ventilation occurs.
Option C: A cardiac monitor measures the heart's electrical activity (ECG) and heart rate. It provides no direct information about the patient's respiratory status, such as airflow, rate, or depth.
Option D: Counting respirations for only 10 seconds is an unreliable and inaccurate method. The standard practice is to count for at least 30 seconds and multiply by 2, or for a full 60 seconds if the breathing is irregular, slow, or fast.

Clinical Relevance

Nursing practice connection: Use the key finding related to Assessment of respiratory status to guide bedside assessment, documentation, and the next nursing action.
This assessment is a core component of the primary survey (ABC - Airway, Breathing, Circulation) for any patient, especially in an emergency.
Failure to confirm effective breathing can lead to a delay in recognizing life-threatening conditions like airway obstruction, leading to hypoxia and cardiac arrest.
What if? If a patient is unconscious and you only observe chest movement, you might incorrectly assume they are breathing. If you listen and feel and there is no airflow, you would immediately recognize an airway obstruction and begin interventions like the head-tilt-chin-lift or abdominal thrusts.

How to Approach the Question

First, identify the keywords in the question: 'most reliable' and 'respiratory status'. This means you are looking for the gold standard method among the choices.
Analyze each option's role in assessing breathing. 'Breathing' or 'respiration' fundamentally means the exchange of air.
Option A (Observe chest): This assesses respiratory effort, but not necessarily air exchange.
Option B (Listen and feel): This directly assesses air movement, which is the definition of ventilation.
Option C (Cardiac monitor): This assesses the heart, not the lungs.
Option D (Count for 10 sec): This is an incorrect and unreliable procedure for measuring rate.

Concept Tested & Keywords

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E6 Nursing Vital Signs p. 68-70

E6 Nursing Fundamentals Potter Perry 12e Part 3 pp. 22-24, 45-47