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Archive for the ‘Ear and its Common Ailments’ Category

parts of the ear

parts of the ear

 

PARTS OF THE EAR

 OUTSIDE EAR

 

  •  AURICLE    
    • easily seen. Made of strong tissue covered with skin
  • EAR CANAL      
    • funnel shape.  A tube that leads to the middle ear. 
    • Lined with ear was and hairs protection.

 MIDDLE EAR

 

  • EARDRUM                                           
    • thin membrane of outer ear canal
  •  OSSICLES
    • HAMMER, ANVIL, STIRRUP
      • 3 small bones in the middle ear.
      • Carries the sound vibrations to the inner ear.
  • EUSTACHIAN TUBE 
    • air passage leading to the throat

INNER EAR

 

  • COCHLEA                                             
    • chamber shaped like a spiral snail shell.
  • AUDITORY NERVES                         
    • filled with liquid
    • Vibrations are change into electric impulses
  • BRAIN                                                   
    • messages into thoughts.
  • SEMICIRCULAR CANALS                                
    • keeps balance
    • Filled with fluid and receptors
    • Messages to brain which detects the you move
  • AUDIOMETER     
    • an instrument used to obtain more accurate checking

COMMON AILMENT OF THE EAR

 

  1.  OTIS MEDIA                                        
    • luga
    • An inflammable of the middle ear
    • Presence of bacteria/viruses
    • Production of pus behind the eardrum
  2. EARACHE                                             
    • build up of pus
    • Swelling and redness
  3. OTITIS EXTERNA
    • an inflammable of the external ear canal
    • Bacteria or fungi
    • Harsh cleaning of the ear canal
  4. BOIL IN THE EAR                               
    • severe scratching of the ear canal
  5. TINNITUS                                            
    • causes nervousness, highblood pressure
    • Disease of the auditory nerves

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