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Thursday, 13 December 2018

Ear Defects





   Deafness is the inability to hear. This may be temporary or permanent. It is usually due to:

• Wax blocking the ear canal.

• Damage to the tympanic membrane.

• Inability of the small bones to vibrate.

• Blocking of the tubes.

• Infection of the middle and inner ear.

• Damage to the sensory cells.

• Sudden , very loud noise and constant exposure to loud noise can cause deafness e.g. war situation.
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