A company that said its hearing aid could help people with nerve deafness has been forced to take its advertisements off the air. Research shows the only type of deafness that can be treated with a conventional hearing aid is __________ deafness, which is caused when the bones of the middle ear, known as the __________, fuse together.

Question

Quizplus · Accepted Answer

Conduction deafness is caused by problems in the middle ear, such as the fusion of the bones known as the hammer, anvil, and stirrup, which can be treated with a conventional hearing aid.

A Company That Said Its Hearing Aid Could Help People