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Ear, Audition & Equilibrium

100

Which structure separates the external ear from the middle ear?

A) Auricle

B) Tympanic membrane

C) Malleus

D) Oval window

B

200

Which fluid fills the cochlear duct (membranous labyrinth)?

A) Perilymph

B) Endolymph

C) CSF

D) Synovial fluid

B

300

Which structure detects rotational acceleration?

A) Cochlear duct

B) Utricle

C) Saccule

D) Semicircular canals

D) Semicircular canals