Substances that neutralize bad odour are called as:?

Appeared in: SGPGI Nursing Officer-2022

Explanation

Deodorants are substances specifically formulated to suppress or neutralize unpleasant odors.
They work by either masking the smell with a stronger, more pleasant fragrance or by targeting and killing the bacteria that produce the bad odor.
The primary function of a deodorant directly matches the description in the question stem.

Option A: Detergents are cleaning agents (surfactants) designed to remove dirt, oil, and stains from surfaces, not primarily to neutralize odors.
Option C: Germicides are agents that kill microorganisms (germs). While killing odor-causing bacteria is one way a deodorant can work, the primary definition of a germicide is broader and not specific to odor neutralization.
Option D: Antiseptics are used to prevent the growth of disease-causing microorganisms on living tissues, like skin. Their primary purpose is infection prevention, not odor neutralization, although they may have a secondary deodorizing effect.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Definitions of hygiene and cleaning agents as background academic context rather than a clinical decision trigger.
In nursing, managing odors is important for patient comfort, dignity, and creating a pleasant environment. This is particularly relevant in wound care, incontinence management, and stoma care.
Nurses use specialized deodorants for rooms, ostomy bags, and sometimes in wound dressings to control malodor, which can be a sign of certain bacterial infections (e.g., Pseudomonas).
Understanding the difference between these agents ensures patient safety. For example, using a disinfectant on a patient's skin instead of an antiseptic could cause severe irritation or chemical burns.

How to Approach the Question

First, identify the key function described in the question stem: 'neutralize bad odour'.
Next, analyze each option based on its standard definition in a medical or general context.
Evaluate Option A (Detergents): Their main role is cleaning, not odor control. Eliminate this.
Evaluate Option B (Deodorants): Their definition is to mask or neutralize odor. This is a direct match.
Evaluate Option C (Germicides) and D (Antiseptics): Their primary role is to kill or inhibit microbes. While this can indirectly reduce odor, it's not their defining purpose. Deodorant is a more specific and accurate term for odor neutralization.
Conclude that 'Deodorants' is the best fit for the function described.

Concept Tested & Keywords

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E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart A (pp 26-201 of 604) p. 126-128

E6 Nursing Fundamentals Taylor p. 536-538

Practise the full SGPGI Nursing Officer-2022

Attempt every question from this paper in a timed mock, then review the full solution for each one.