A common cause of conductive hearing loss is the immobilization of the stapes within the inner ear, called

Which of these statements regarding the competency of operators is false?

A) They must be able to carry out an effective quality assurance program. B) They must be competent in exposing, processing, and mounting dental radiographs. C) They must know when to prescribe dental radiographs. D) They must be able to identify errors that occur on dental radiographs.

The following questions may require the use of an ICD-9-CM code book to select the correct answer. Anatomy of the ear is divided in the _________ ear, __________ ear, and __________ ear

Fill in the blank(s) with correct word