Audiology Praxis Study Guide 2025 Questions and Answers

Audiology Praxis Study Guide 2025
Questions and Answers


3-4 million - --CORRECT ANSWER--What estimation of children in US are deaf

or hard of hearing?

36 million - --CORRECT ANSWER--What is the estimate of people in US who

are hearing impaired?

outer ear, middle ear and inner ear - --CORRECT ANSWER--The ear is divided

into 3 sections. What are they?

pinna, external auditory canal - --CORRECT ANSWER--What is the outer ear

comprised of?

2.5 - --CORRECT ANSWER--On average, how long is the external auditory

canal?

TM - --CORRECT ANSWER--Where does the external auditory canal end?

cerumen - --CORRECT ANSWER--The external auditory canal has special cells

that secrete what?




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, TM - --CORRECT ANSWER--The middle ear is an air cavity separated from the

outer ear by what?

ossicular chain - --CORRECT ANSWER--The 3 bones in the middle ear form

what?

nasopharynx - --CORRECT ANSWER--The eustachian tube connects the middle

ear to what?

malleus - --CORRECT ANSWER--What is the 1st and largest of the three bones?

to the malleus, - --CORRECT ANSWER--Because of the attachment, the

vibrations of the tympanic membrane are transmitted to what?

TM - --CORRECT ANSWER--One end of malleus is embedded where?

oval window - --CORRECT ANSWER--The stapes footplate is inserted into

what?

yes - --CORRECT ANSWER--Y or N Does the ossicular chain transmit sound

efficiently without distortion?

tensor tympani, stapedius - --CORRECT ANSWER--There are 2 small muscles in

the middle ear that dampen the vibrations of the tympanic membrane and the

ossicular chain. What are they?

CN V - --CORRECT ANSWER--The tensor tympani is innervated through what

CN?



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