The ear is divided into three major areas (compartments). What are these three areas, and which of these areas is involved in Mr. Rhen’s BPPV

1. The ear is divided into three major areas (compartments). What are these three areas, and which of these areas is involved in Mr. Rhen’s BPPV?

2. Which of the following mechanisms is a likely explanation for Mr. Rhen’s condition?

Explain your reasoning.

a. Damage to the stereocilia of all the hair cells in his internal ear.

b. Damage to the tectorial membrane.

c. An abnormal buildup of endolymph in the cochlear duct.

d. Dislodged otoliths pressing against a cupula.