Acoustics Psychoacoustics and Anatomy
Physical properties of sound: frequency, intensity, and impedance | Psychoacoustic correlates: pitch, loudness, and masking | Gross and microscopic anatomy of the outer, middle, and inner ear
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Exam Syllabus
Physical properties of sound: frequency, intensity, and impedance | Psychoacoustic correlates: pitch, loudness, and masking | Gross and microscopic anatomy of the outer, middle, and inner ear
Pure-tone air and bone conduction threshold testing | Speech recognition measures including speech reception and word recognition | Interpretation of audiograms and air-bone gaps
Hearing aid styles, circuitry, and electroacoustic characteristics | Fitting, verification, and orientation to amplification | Aural rehabilitation strategies including communication repair and auditory training
Professional communication with clients, families, and allied professionals | Legal and regulatory context of hearing instrument practice | Business operations: recordkeeping, ethics, and client management

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Learner reviews
Feedback from learners using Hearing Cert Exam to make ACA Audioprosthology Legacy Curriculum Review preparation more focused and manageable.
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Chris D.
Hearing Cert Exam learner
“While preparing for AA, I keep a small list of mistakes from Hearing Aids and Aural Rehabilitation. Reviewing why each answer went wrong keeps my study sessions more focused than simply rereading notes.”
Marcus T.
Hearing Cert Exam learner
“Great AA prep. Hearing Cert Exam was clear and easy to use!”
Grace L.
Hearing Cert Exam learner
“For AA, Communication Legal and Business Practice was the area I kept postponing. Breaking it into a few practice questions at a time makes the material much easier to revisit after work.”
Sofia L.
Hearing Cert Exam learner
“My AA routine is simple: one timed set, a short break, then a careful review of Acoustics Psychoacoustics and Anatomy. The explanations show whether I understood the idea or just guessed well.”
Dana W.
Hearing Cert Exam learner
“The AA practice questions kept my review focused.”
Victor S.
Hearing Cert Exam learner
“I use lunch breaks to review Auditory Assessment for AA. Short sessions work better for me because I can focus on one weak area without trying to cover the whole syllabus at once.”
Amara K.
Hearing Cert Exam learner
“The hardest part of AA prep for me is keeping similar ideas in Hearing Aids and Aural Rehabilitation separate. I now write one-line comparisons after each practice set, which makes the next review much clearer.”
Leo F.
Hearing Cert Exam learner
“Hearing Cert Exam made AA prep simple and easy to follow.”
Nadia F.
Hearing Cert Exam learner
“I am still working through AA, especially Communication Legal and Business Practice. Going back through missed questions slowly has shown me which details I rush past when I practice under time pressure.”
Jonas P.
Hearing Cert Exam learner
“AA review felt much more manageable with these tools.”
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“The practice questions, key study notes, and supportive staff all help me to pass the exam. And the best thing is, is that the questions are well-structured and similar to the ones on the actual exam.”
Of course you can. Any exam can be prepared for independently. But you’ll spend weeks extracting key concepts from dense manuals, guessing which topics are actually tested, and hoping you covered enough.
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FAQ
No. The supplied IHS page states that the ACA program ended in 2016 and is no longer accepting new enrollments. This is a legacy subject review, not a current ACA exam, official study guide, or credential-renewal pathway. Verify any ACA credential with IHS Professional Development staff.
No. The sample checks supporting knowledge only. The supplied IHS study guide describes a separate licensing examination with 105 multiple-choice questions and a two-hour time limit, but this package does not reproduce that exam or simulate its full format. Verify current scheduling and eligibility with IHS and the relevant board.
Treat the local licensing board and IHS as the controlling sources for current rules and credential questions. This package deliberately avoids asserting jurisdiction-specific legal requirements, fees, or pass marks. Use the questions to test concepts, then confirm actual practice requirements directly.
Practice period from frequency, dB changes from pressure ratios, pure-tone averages, air-bone gaps, and simple coupler-to-ear-canal estimates using RECD. Also practice explaining why a calculated number does or does not change the clinical interpretation.
No. Use it as a conceptual supplement. Official eligibility, examination format, fees, and jurisdiction rules should come from IHS or the licensing board. The guide is strongest for mechanism review, worked interpretation, communication strategy, and documentation practice.
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