This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Tinnitus Tinnitus is the perception of sound within the human ear in the absence of corresponding external sound. Symptoms Tinnitus is characterised by the perception of sound within the ear in the absence of corresponding external sound. The noises heard by a tinnitus sufferer may:- • Include Ringing, Whistling, Buzzing or Humming • Start suddenly or come on gradually • Be very loud and intrusive • Vary in intensity depending on the time of the day • Cause difficulty sleeping and concentrating • Cause emotional distress and depression Tinnitus can be divided into subjective and objective tinnitus. Subjective tinnitus is a form of tinitus where the sound can only be heard by the sufferer, while in objective tinnitus the sounds can be heard by others. Causes Subjective tinnitus is due to a disturbance in the hearing mechanism that transmits sound to the brain. The labyrinth of the inner ear is a system of fluid filled cavities which form the organs of hearing and balance. Sound is transmitted to the cochlear part of the labyrinth via the ear drum and three small bones balance....
View Full Document
This note was uploaded on 12/04/2011 for the course ANT ANT2000 taught by Professor Monicaoyola during the Fall '10 term at Broward College.
- Fall '10