CSD 331 FINAL EXAM Questions and
Complete Solutions Graded A+
When do you get your highest admittance on tympanometry? - Answer: when pressure is equal on both
sides of eardrum
which speech audiometry test determines the softest level where a person can repeat words 50% of the
time? - Answer: SRT
admittance - Answer: amount of energy allowed to flow through a system
What properties are responsible for the tonotopic arrangement of the basilar membrane? - Answer: -
width
-stiffness
-thickness
the hair cells in the cochlea depolarize (fire) during which part of a sound wave? - Answer: rarefaction
why is the auditory nerve considered a bottleneck? - Answer: because all of the information from the
cochlea has to travel through the auditory nerve to get to the brain
The ear canal amplifies which type of sounds? - Answer: high frequencies
If a sine wave has a frequency of 10 Hz, what is the period of that sound? - Answer: 0.1 sec
what is the frequency range of human hearing? - Answer: 20-20,000 Hz
brainstem to cortex (central auditory nervous system) - Answer: info processing of neural signal
tectorial membrane - Answer: -attached on one side, free floating on the other side
Complete Solutions Graded A+
When do you get your highest admittance on tympanometry? - Answer: when pressure is equal on both
sides of eardrum
which speech audiometry test determines the softest level where a person can repeat words 50% of the
time? - Answer: SRT
admittance - Answer: amount of energy allowed to flow through a system
What properties are responsible for the tonotopic arrangement of the basilar membrane? - Answer: -
width
-stiffness
-thickness
the hair cells in the cochlea depolarize (fire) during which part of a sound wave? - Answer: rarefaction
why is the auditory nerve considered a bottleneck? - Answer: because all of the information from the
cochlea has to travel through the auditory nerve to get to the brain
The ear canal amplifies which type of sounds? - Answer: high frequencies
If a sine wave has a frequency of 10 Hz, what is the period of that sound? - Answer: 0.1 sec
what is the frequency range of human hearing? - Answer: 20-20,000 Hz
brainstem to cortex (central auditory nervous system) - Answer: info processing of neural signal
tectorial membrane - Answer: -attached on one side, free floating on the other side
