Organs of Sense

   I. EAR

   a. Describe the ear.

   +--------------------------------------------------------------------------------------------+
   |Malleus                             Semicircular canals                                     |
   |Cochlea                 Incus                                                               |
   |                                                                                            |
   |            External auditory canal                     Eustachian tube                     |
   |Eardrum                                                                                     |
   |                                                                                            |
   |Pinna                         Vestibular cochlear nerve                                     |
   |Stapes                   Lobule                                                             |
   +--------------------------------------------------------------------------------------------+

   

   b. Complete the sentences with the words from the list.

   +--------------------------------------------------------------------------------------------+
   |subsides        transmitted                pus               via                            |
   |             impair           relieve                                                       |
   |                                                                                            |
   |         mastoiditis             rare               susceptible                             |
   |myringotomy                                                                                 |
   +--------------------------------------------------------------------------------------------+

   

   Infection in the throat is often ............................. to the middle ear
   ............................. Eustachian tube. The oedema caused by inflammation may
   ............................. hearing until the inflammation ............................. .
   Children are more ............................. to otitis media  because the Eustachian tube
   is shorter. A ............................. complication of otitis media is
   ............................. . Sometimes ............................. must be performed to
   ............................. pressure of the ............................. on the eardrum.

   

   c. Match.

   

   +--------------------------------------------------------------------------------------------+
   |1. anacusis      |a. abnormal growth of bone of the middle ear – this bone prevents         |
   |                 |structures within the ear from working properly and causes hearing loss   |
   |-----------------+--------------------------------------------------------------------------|
   |2. vertigo       |b. inflammation of the eardrum                                            |
   |-----------------+--------------------------------------------------------------------------|
   |3. perforated    |c. feeling of dizziness or spinning in space                              |
   |eardrum          |                                                                          |
   |-----------------+--------------------------------------------------------------------------|
   |4. otosclerosis  |d. an inflammation of the middle ear                                      |
   |-----------------+--------------------------------------------------------------------------|
   |5. otitis media  |e. total hearing loss, deafness                                           |
   |-----------------+--------------------------------------------------------------------------|
   |6. tympanitis    |f. known as swimmer’s ear – an infection of the ear canal caused by many  |
   |                 |different types of bacteria or fungi                                      |
   |-----------------+--------------------------------------------------------------------------|
   |7. otitis externa|g. a hole or rupture in the tympanic membrane                             |
   +--------------------------------------------------------------------------------------------+