The Difference Between the Membranous Ampulla and Cupula of the Ear

Multiple Choice

The difference between the membranous ampulla and cupula of the ear is that

A) the ampulla contains the crista ampullaris, which consists of hair cells and a cupula.
B) the ampulla contains the utricle and saccule, whereas the cupula contains the crista ampullaris.
C) the ampulla is the enlargement at the base of the semicircular canals, whereas the cupula is encrusted with otoliths and lies within the vestibule.
D) the ampulla is the opening to the cochlea, whereas the cupula is found within the vestibule.