Audiogram
This letter is used for the right ear in an audiogram.
O
This part of the ear is commonly known as the eardrum.
tympanic membrane
What is the most common cause of hearing loss?
noises
If you have a hearing aid, will you need surgery?
No
What is volume and frequency measured in?
Volume is measured in decibels (dB) and frequency is measured in hertz (Hz)
What is intensity measured in?
decibels (dB)
What is another name for the anvil
the incus
would loud noises be acquired or congenital?
acquired
name the 3 personal amplification devices
BAHA, cochlear implants and hearing aids
What is the definition for degree?
How much hearing loss you have
name 3 things the audiogram tells us
degree of hearing loss, configurations, type of hearing loss, unilateral, bilateral.
What is the function of the semicircular canal?
to keep balance and it allows you to feel what direction your head moving
name 3 examples of congenital hearing loss
genetics, infections and alcohol during pregnancy.
What does BAHA stand for?
Bone- anchored hearing aid
What is the 3rd degree of hearing loss?
moderately severe
Are vowels low frequency or high frequency? Do not look at the audiogram or you will LOSE points
low frequency
What is the smallest bone in the ear?
the stapes
What is otosclerosis?
otosclerosis is when a small bone in the middle ear gets stuck.
How do cochlear implants stimulate the auditory nerve?
The electrodes respond to the sounds then stimulate the neutrons in the cochlea to create a single then picked up by the brain.
What are 2 ways the severity of hearing loss is measured?
How loud the volume needs to be before someone can hear the sounds. Which frequencies are harder for the person to hear.
explain what sloping is
sloping is when the the hearing threshold goes down while the frequency is getting higher
What is the purpose of the eustachian tube?
it balances pressure in your middle ear.
How can otosclerosis be cured?
you can’t cure it but you'll need a hearing aid or cochlear implants based on the severity
Which university had Dr. Anders Tjellström and his team to make the first successful BAHA?
University of Gothenburg
What frequencies does the speech banana range from?
250 Hz to 6000 Hz