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Hearing HTML5


Sound waves travel through the air as pressure vibrations of varying intensity.

Your ear senses those fluctuations and translates them into electrical impulses that your brain can interpret.

Any abnormality in the transmission of sound between the outer ear and the inner ear or a problem of interpretation by the brain causes partial or total deafness.

Hearing loss is detected during an audiometric test carried out by a specialist. The result takes the form of a graph called an audiogram.

Click on "labels" to see the names of  the parts and to hide the sound waves.

Click "audiogram" to display examples of audiograms.

Learning goals

  • To describe the hearing process.
  • To illustrate the waveform of sound waves.
  • To analyze an audiogram.
  • To prevent the risk of hearing loss (prolonged exposure to noise).



Learn more

The outer, visible part of the  ear is the pinna (auricle), which collects  sound waves and channels them into  the auditory  canal. The eardrum (also called the tympanic membrane or tympanum) is…

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