Q.47
An individual with profound hearing loss cannot perceive sounds below which decibel level?
- Audiological Classification of Hearing Impairment:
- Pure-tone audiometry classification based on Hearing Threshold Level (dB HL, WHO standards):
- Mild Hearing Loss: $26 - 40\text{ dB}$
- Moderate Hearing Loss: $41 - 60\text{ dB}$
- Severe Hearing Loss: $61 - 80\text{ dB}$
- Profound Hearing Loss: $\gt 80\text{ dB}$ ($81\text{ dB}$ and above)
- Evaluation: An individual with profound hearing loss cannot detect sounds below 80 dB, requiring high-power amplification or cochlear implants.
- Conclusion: 80 dB (Option 1).
Correct option: (1) 80 dB
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