Which of the following is not a function of the instrument given below?
ATo predict speech reception threshold
BTo find degree of handicap
CTo measure the threshold of hearing by bone conduction only
DRecords can be kept for future reference
According to WHO classification, severe degree of hearing impairment occurs at -
A41-55 dB
B56-70 dB
C26-40 dB
D71-90 dB
Which of the following statements about Bone Anchored Hearing Aids (BAHA) is true?
AIt transmits sound through air conduction, making it ideal for sensorineural hearing loss.
BIt is useful in patients with canal atresia and microtia.
CIt is used after surgery for acoustic neuroma in neurofibromatosis type 2.
DIt is beneficial for patients with bilateral severe sensorineural hearing loss.
+ 7 more in the PDF
Browse all chapters