Utah State University COMD 3400 QUIZ 4 1)A malformation of the structure of the auricle is called___________ A noise induced hearing loss will usually involve ______________ The ____________layer of the tympanic membrane contains radial and circular fibers This anatomical structure provides support for the hair cells __________ The entrance to the auditory eustachian tube is located on the ____________wall of the tympanic cavity The area ratio advantage of the middle ear is due to the fact that Which semi circular canal does BPPV most often involve? The cochlear duct or scala media is filled with ___________ The period of a sound __________ If the fundamental in a harmonic series is 250 Hz then 2000 Hz is _____________