A physician ordered oral as well as nasal suction to a client, what you will do suction first?

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

Fundamental of Nursing

Easy

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

Explanation

The correct sequence for combined oral and nasal suctioning is to suction the mouth first, then the nose.
This priority is based on the principle of preventing aspiration, which is a critical patient safety concern.
Suctioning the nasal passages can stimulate a gasp reflex or a sneeze.
If the mouth contains secretions, this sudden inhalation can pull them into the lungs, causing aspiration pneumonia.
Clearing the mouth first removes this potential reservoir of fluid, making the procedure safer.
A helpful mnemonic to remember the correct order is 'M' (Mouth) comes before 'N' (Nose).

Option A: Suctioning the nose first creates a significant risk of aspiration. Stimulation of the nares can cause the patient to gasp, inhaling any secretions present in the mouth.
Option C: The order of suctioning is determined by physiological risk (aspiration), not by the volume of secretions. The mouth must always be cleared first to ensure safety.
Option D: Similar to the other distractor, the volume of secretions does not dictate the sequence. The primary guiding principle is the prevention of aspiration.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Airway Management and Suctioning Principles as background academic context rather than a clinical decision trigger.
This is a fundamental and critical safety procedure in nursing, especially in neonatal care, pediatrics, and for any patient with a decreased level of consciousness or impaired gag reflex.
Failure to follow the correct 'Mouth then Nose' sequence can lead to iatrogenic (illness caused by medical examination or treatment) aspiration pneumonia, increasing patient morbidity and length of stay.
What if? If the procedure was sterile nasotracheal suctioning for a patient on a ventilator, the nurse would pass a sterile catheter through the nose into the trachea first. After that sterile procedure is complete, the nurse would use a separate, clean suction device (like a Yankauer) to clear the mouth. This maintains the sterility of the lower airway procedure.

How to Approach the Question

First, identify the question type. This is a procedural priority question asking for the correct sequence of actions.
Recall the core principles of airway management. The absolute priority is maintaining a patent airway and preventing aspiration (think ABCs: Airway, Breathing, Circulation).
Analyze the physiological effects of each action. Nasal suctioning is more invasive and stimulating than oral suctioning and is known to trigger a gasp reflex.
Connect the physiological effect to the potential risk. A gasp will cause inhalation. If the mouth is full of secretions, they will be inhaled into the lungs.
Formulate the safest sequence based on this risk analysis: remove the secretions from the mouth first to eliminate the source of potential aspirate.
Select the option that matches this safety-first approach.

Concept Tested & Keywords

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E6 Nursing Fundamentals Potter Perry 12e Part 5 pp. 1, 12-14, 13-15