A low-pitched, continuous gurgling sound caused by secretions in the large airways is called?

AIIMS Raipur NO - 2017 (Shift-1)

Medical & Surgical Nursing

Easy

Appeared in: AIIMS Raipur NO - 2017 (Shift-1)

Explanation

Rhonchi are defined as low-pitched, continuous sounds with a gurgling or snoring quality.
They are specifically caused by air flowing through fluid or secretions in the larger airways like the trachea and bronchi.
This description perfectly matches the question's description of a 'low-pitched, continuous gurgling sound caused by secretions in the large airways'.
Conditions like bronchitis and pneumonia are common causes of the secretions that produce rhonchi.

Option A: Wheezes are high-pitched, musical, or whistling sounds, which is the opposite of the low-pitched, gurgling sound described.
Option C: Coughing is a forceful, explosive expiratory maneuver to clear the airways. It is a reflex action, not a continuous breath sound heard during auscultation of a breathing cycle.
Option D: Stertor is a heavy snoring or gasping sound that originates from the upper airway (pharynx or larynx), not the large airways within the chest (bronchi).

Visual 1: Diagram - An illustration showing the location of different adventitious breath sounds in the respiratory tract (e.g., rhonchi in bronchi, crackles in alveoli, wheezes in bronchioles, stertor in the pharynx).
Visual 2: Table - A comparative table of adventitious breath sounds, including their pitch, quality, timing (inspiratory/expiratory), cause, and associated conditions.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Identification of adventitious breath sounds as background academic context rather than a clinical decision trigger.
Accurate identification of breath sounds is fundamental for nurses to assess respiratory conditions, guide interventions like suctioning or chest physiotherapy, and evaluate the patient's response to treatment.
A key feature of rhonchi is that they may clear or change in quality after the patient coughs, as the secretions are moved. This helps differentiate them from other sounds like wheezes.
What if? - If the sound was described as 'high-pitched and musical, heard mainly on expiration,' the correct answer would be wheezes, indicating narrowed small airways, and the nurse would anticipate administering a bronchodilator for conditions like asthma.

How to Approach the Question

First, break down the question stem into key descriptors: Pitch (low), Quality (continuous, gurgling), and Location/Cause (secretions in large airways).
Next, systematically evaluate each option against these descriptors.
Recall the definition of 'Wheezes'. They are high-pitched and caused by narrowed small airways. This does not match. Eliminate this option.
Recall the definition of 'Rhonchi'. They are low-pitched, gurgling sounds caused by secretions in large airways. This is a perfect match.
Consider 'Coughing'. This is a reflex action, not a continuous sound heard during a normal breathing cycle. Eliminate this option.
Recall the definition of 'Stertor'. This is a snoring sound from the upper airway (pharynx). This does not match the 'large airways' location. Eliminate this option.

Concept Tested & Keywords

Concept Tested: Identification of adventitious breath sounds
Stem keywords: low-pitched, continuous gurgling sound, secretions, large airways
Lead-in keywords: is called

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