CH 21 EAQ Auditory Problems Review Test Questions 2024.

CH 21 EAQ Auditory Problems Review Test Questions 2024.Which is the most powerful hearing aid available for use by patients with hearing loss? a. In the ear b. In the canal c. Behind the ear d. Completely in the canal - ANSWER ANS: C A behind-the-ear hearing aid is the most powerful hearing aid and is used for all types of hearing loss. An in-the-ear hearing aid is used for mild to severe hearing loss, which provides powerful amplification. An in-the-canal hearing aid is also used for mild to severe hearing loss. A hearing aid set completely in the canal is used for mild to moderate hearing loss. Which auditory disorder is caused by an excessive accumulation of endolymph in the membranous labyrinth? a. Otitis Media b. Otosclerosis c. Ménière's disease d. Acoustic neuroma - ANSWER ANS: C Ménière's disease, also called endolymphatic hydrops, results in an excessive accumulation of endolymph in the membranous labyrinth. The volume of endolymph increases until the membranous labyrinth ruptures. Otitis media is caused by an infection of the tympanum, ossicles, and space of the middle ear. Otosclerosis is a hereditary autosomal dominant disease caused by the vascular and bony changes in the middle ear. Otoscopic examination may reveal Schwartz's sign. Acoustic neuroma is a disorder of cranial nerve VIII, on which a unilateral benign tumor grows. Which type of presbycusis is associated with the loss of sensory hair cells? a. Neural b. Sensory c. Cochlear