AIIMS Raipur NO - 2019 (Shift-2)
Nursing Foundation
Easy

Mechanical or electrical device that improves hearing?

Appeared in: AIIMS Raipur NO - 2019 (Shift-2)

Explanation

  • Hearing aids are electronic devices that amplify sound, directly addressing the question's requirement for a 'mechanical or electrical device'.
  • They consist of a microphone to pick up sound, an amplifier to increase its volume, and a receiver (speaker) to deliver the amplified sound into the ear canal.
  • The primary function of a hearing aid is to make sounds louder, thereby improving the user's ability to hear and participate in conversations.
  • Modern hearing aids are sophisticated 'mini-computers' that can be programmed to suit an individual's specific pattern of hearing loss.

Why Other Options Were Wrong

  • Option A: Lip reading is a communication technique or skill, not a physical device. It involves watching a speaker's mouth to understand what is being said.
  • Option B: Speech therapy is a form of rehabilitation or treatment provided by a professional to improve speech and language skills. It is a service, not a device.
  • Option C: Sign language is a complete visual-gestural language with its own grammar and syntax. It is a method of communication, not a device that improves auditory function.

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 Assistive devices for hearing impairment as background academic context rather than a clinical decision trigger.
  • Nurses are instrumental in patient education regarding hearing aid maintenance, including daily cleaning, battery checks, and proper storage, to ensure optimal function and prevent ear infections.
  • Effective use of a hearing aid can significantly improve a patient's quality of life, reduce social isolation, and enhance safety by making them more aware of their surroundings.
  • What if? If a patient has profound sensorineural hearing loss and gains little benefit from a conventional hearing aid, the next step might be an evaluation for a cochlear implant, a surgically implanted device that directly stimulates the auditory nerve.
How to Approach the Question
  • First, analyze the question to identify the key requirements. The question asks for a 'mechanical or electrical device' that 'improves hearing'.
  • Next, evaluate each option against these two specific criteria.
  • Option A, 'Lip reading', is a skill, not a device.
  • Option B, 'Speech therapy', is a treatment, not a device.
  • Option C, 'Sign language', is a language, not a device.
  • Option D, 'Hearing aids', are explicitly electronic devices designed to amplify sound and improve hearing. This is the only option that matches the definition in the question.
Concept Tested & Keywords
  • Concept Tested: Assistive devices for hearing impairment
  • Stem keywords: mechanical device, electrical device, improves hearing
  • Lead-in keywords: BEST, MOST RELEVANT CLUE

Question ID

QSLf3IZ5Jr7qmVMNu-IC3T

Reference Book

E6 Nursing Brunner Adult Health 3SA Vol 2 Part 1 p. 77-79

E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 386-388

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