MGSLG. (2020). Module 4 Unit 3

The nature and treatment of hearing defects

Hearing defects:

Hearing defect:

Causes:

Treatment: 

Middle ear infection (called otitis media)

Middle ear becomes infected with bacteria.  Pressure builds up (pus and excess fluid) in the middle ear behind the ear drum, causing extreme pain.

  • Inserting grommets (allows excess fluid to drain from middle ear)
  • Antibiotics

Deafness (‘hearing impairment’, ‘hard of hearing’ or ‘deafness’)

  • Injury to parts of the ear, nerves or parts of the brain.
  • Hardened wax collected in the auditory canal
  • Hardening of ear tissue like around ossicles

  • Hearing aids (amplify sounds)
  • Cochlear implants (stimulates the auditory nerves with an electronic field, inside the cochlea)



Last modified: Friday, 19 March 2021, 1:56 PM