ASLP 3030 MAIN EXAMINATION 2026 EXAM QUESTIONS
AND ANSWERS RATED A+
✔✔F, the stereocilia are not able to regenerate - ✔✔T/F stereocilia are able to
regenerate
✔✔Stria vascularis - ✔✔Group of vessels just beneath the basilarmembrane
✔✔endolymph - ✔✔Stria vascularis maintains the chemical composition of the
________
✔✔Afferent - ✔✔ear to brain
✔✔Efferent - ✔✔Brain to ear
✔✔90-95% - ✔✔Inner hair cells comprise approximately ____________ of afferent
fibers.
✔✔Outer hair cell damage though, causes loss of hearing sensitivity - ✔✔Primary
component of hearing loss.
✔✔inner and outer - ✔✔Types of hair cells that receive efferent input
✔✔outer - ✔✔types of hair cells that receive afferent input
✔✔spiral ganglion cells - ✔✔All cochlear hair cells are innervated by peripheral
processes of __________________
✔✔Cochlear portion - ✔✔What section of the inner ear that is involved with hearing
✔✔vestibular portion - ✔✔What section of the inner ear that is involved with balance
✔✔cochlear nucleus - ✔✔Cochlear branch sends information to the_____________
✔✔stiffness - ✔✔Sound is transmitted to the appropriate place along the cochlear duct
because of the __________ gradient of the basilar membrane
✔✔decreases, increasees - ✔✔in the cochlear duct, stiffness ________ toward the
apex and __________ toward the base
✔✔increases, decreases - ✔✔in the cochlear duct, thickness ________ toward the
apex and __________ toward the base
✔✔frequencies - ✔✔the ear is organized by _______________
, ✔✔tonotopic organization - ✔✔the anatomic organization by which specific sound
frequencies are received by specific receptors in the inner ear with nerve impulses
traveling along selected pathways to specific sites in the brain
✔✔high, low - ✔✔________ frequencies are located toward the base and __________
frequencies are located toward the apex
✔✔Traveling Wave Excitation - ✔✔Traveling wave peak occurs at portion of basilar
membrane associated with a given frequency
✔✔mass stiffness gradient
tonotopic organization - ✔✔two factors of traveling wave excitation
✔✔Active Amplification - ✔✔How does the auditory system have such exquisite
sensitivity and specificity of the auditory system
✔✔active - ✔✔the cochlea is a(n) _________structure
✔✔outer - ✔✔what type of hair cells are tonotopically arranged?
✔✔resonant frequency - ✔✔when outer hair cells are stimulated to their
________________ ______________, they vibrate and greatly amplify the movements.
of the basilar membrane at a specific point
✔✔outer - ✔✔________ hair cells produce otoacoustic emissions
✔✔measure, function, inner - ✔✔OAE tests the ________ and _________ of hair cells
in the _________ ear
✔✔hearing loss, tinnitus, hidden hearing loss - ✔✔When OAEs are absent, this is
associated with...
✔✔together, opposite - ✔✔the tectorial and basilar membranes move ________ and in
the ___________ direction
✔✔transduction - ✔✔The movement of tectorial and basilar membranes
✔✔outer - ✔✔transduction causes the stereocilia to bend, or shear, towards the
________ wall of the cochlea
✔✔inner - ✔✔The bending of the stereocilia of the _______ hair cells is the final
mechanical event in cochlear excitation
AND ANSWERS RATED A+
✔✔F, the stereocilia are not able to regenerate - ✔✔T/F stereocilia are able to
regenerate
✔✔Stria vascularis - ✔✔Group of vessels just beneath the basilarmembrane
✔✔endolymph - ✔✔Stria vascularis maintains the chemical composition of the
________
✔✔Afferent - ✔✔ear to brain
✔✔Efferent - ✔✔Brain to ear
✔✔90-95% - ✔✔Inner hair cells comprise approximately ____________ of afferent
fibers.
✔✔Outer hair cell damage though, causes loss of hearing sensitivity - ✔✔Primary
component of hearing loss.
✔✔inner and outer - ✔✔Types of hair cells that receive efferent input
✔✔outer - ✔✔types of hair cells that receive afferent input
✔✔spiral ganglion cells - ✔✔All cochlear hair cells are innervated by peripheral
processes of __________________
✔✔Cochlear portion - ✔✔What section of the inner ear that is involved with hearing
✔✔vestibular portion - ✔✔What section of the inner ear that is involved with balance
✔✔cochlear nucleus - ✔✔Cochlear branch sends information to the_____________
✔✔stiffness - ✔✔Sound is transmitted to the appropriate place along the cochlear duct
because of the __________ gradient of the basilar membrane
✔✔decreases, increasees - ✔✔in the cochlear duct, stiffness ________ toward the
apex and __________ toward the base
✔✔increases, decreases - ✔✔in the cochlear duct, thickness ________ toward the
apex and __________ toward the base
✔✔frequencies - ✔✔the ear is organized by _______________
, ✔✔tonotopic organization - ✔✔the anatomic organization by which specific sound
frequencies are received by specific receptors in the inner ear with nerve impulses
traveling along selected pathways to specific sites in the brain
✔✔high, low - ✔✔________ frequencies are located toward the base and __________
frequencies are located toward the apex
✔✔Traveling Wave Excitation - ✔✔Traveling wave peak occurs at portion of basilar
membrane associated with a given frequency
✔✔mass stiffness gradient
tonotopic organization - ✔✔two factors of traveling wave excitation
✔✔Active Amplification - ✔✔How does the auditory system have such exquisite
sensitivity and specificity of the auditory system
✔✔active - ✔✔the cochlea is a(n) _________structure
✔✔outer - ✔✔what type of hair cells are tonotopically arranged?
✔✔resonant frequency - ✔✔when outer hair cells are stimulated to their
________________ ______________, they vibrate and greatly amplify the movements.
of the basilar membrane at a specific point
✔✔outer - ✔✔________ hair cells produce otoacoustic emissions
✔✔measure, function, inner - ✔✔OAE tests the ________ and _________ of hair cells
in the _________ ear
✔✔hearing loss, tinnitus, hidden hearing loss - ✔✔When OAEs are absent, this is
associated with...
✔✔together, opposite - ✔✔the tectorial and basilar membranes move ________ and in
the ___________ direction
✔✔transduction - ✔✔The movement of tectorial and basilar membranes
✔✔outer - ✔✔transduction causes the stereocilia to bend, or shear, towards the
________ wall of the cochlea
✔✔inner - ✔✔The bending of the stereocilia of the _______ hair cells is the final
mechanical event in cochlear excitation
