Hearing investigations Flashcards
1
Q
how is sounded cnducted into the ear
A
airconduction–> bone conduction—> fluid conduction
2
Q
what is codncutive hearing loss
A
Losses originating from middle or outer ears
All conductive transfer of information occurs here.
Air conduction disruption, outer ear, Bony conduction disruption in middle ear
3
Q
what is sensorineural hearing loss?
A
4
Q
name cuases of conductive hearing loss
A
wax compaction
foreing bodies
retractions (ear durm sucked in)
cholesteatoma
Ostosclerosis (stpeas ossify- footplate becomes fixed) can also disoclated ossicles
5
Q
causes of sensorinueal damage
A
6
Q
A
