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BAEP Exam Questions and Correct Answers
Know the properties of sound Ans: Amplitude, Frequency, and
length
What determines how the TM vibrates Ans: The propagated sound
pressure wave causes movement in TM
Know the role of the TM Ans: Boosts the sound
Know the middle ear mechanism components Ans: Hammer
(malleus), Anvil, Stirrup (OSSICLES 3 bones)
How do ossicles boost the signal (7, 8) Ans: Increases power and
pressure
Know the anatomical properties of the middle ear cavity (9) Ans:
hard walled, air filled cavity
Know why ear infection (fluid in middle ear) would affect the
sound transfer Ans: Pressure is not equal between the ME cavity
and outside environment
Know the hair cell arrangement inside the cochlea Ans: 3 rows of
outer hair cells and one row of inner hair cells
Know the properties of the basilar membrane Ans: covers the
entire surface of cochlea
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thinner and narrow at the base (responds to HF)
thicker and wider at apex (Responds to LF)
Know what tonotopic means Ans: arranged in a specific wave
Wave 1 Ans: Distal portion of 8th nerve (closer to cochlea)
Wave 2 Ans: proximal portion of 8th nerve (Closer to the brain
stem)
Wave 3 Ans: Cochlear Nucleus in pons and Superior Olivary
Complex
Wave 4 Ans: Superior olivary complex and multiple brain stem
origins
Wave 5 Ans: lateral leminiscus termination at inferior colliculus in
pons/midbrain
CN VIII (know name, number and whether sensory or motor) Ans:
vestibularcochlear nerve SENSORY
Proximal means Ans: Closer to CNS
Distal closer Ans: to peripheral
Superior Olivary Complex Know some of the function Ans:
DELAYING SIGNAL, recognizing distance from which sound travels
© 2025 All rights reserved
BAEP Exam Questions and Correct Answers
Know the properties of sound Ans: Amplitude, Frequency, and
length
What determines how the TM vibrates Ans: The propagated sound
pressure wave causes movement in TM
Know the role of the TM Ans: Boosts the sound
Know the middle ear mechanism components Ans: Hammer
(malleus), Anvil, Stirrup (OSSICLES 3 bones)
How do ossicles boost the signal (7, 8) Ans: Increases power and
pressure
Know the anatomical properties of the middle ear cavity (9) Ans:
hard walled, air filled cavity
Know why ear infection (fluid in middle ear) would affect the
sound transfer Ans: Pressure is not equal between the ME cavity
and outside environment
Know the hair cell arrangement inside the cochlea Ans: 3 rows of
outer hair cells and one row of inner hair cells
Know the properties of the basilar membrane Ans: covers the
entire surface of cochlea
© 2025 All rights reserved
, 2 | Page
thinner and narrow at the base (responds to HF)
thicker and wider at apex (Responds to LF)
Know what tonotopic means Ans: arranged in a specific wave
Wave 1 Ans: Distal portion of 8th nerve (closer to cochlea)
Wave 2 Ans: proximal portion of 8th nerve (Closer to the brain
stem)
Wave 3 Ans: Cochlear Nucleus in pons and Superior Olivary
Complex
Wave 4 Ans: Superior olivary complex and multiple brain stem
origins
Wave 5 Ans: lateral leminiscus termination at inferior colliculus in
pons/midbrain
CN VIII (know name, number and whether sensory or motor) Ans:
vestibularcochlear nerve SENSORY
Proximal means Ans: Closer to CNS
Distal closer Ans: to peripheral
Superior Olivary Complex Know some of the function Ans:
DELAYING SIGNAL, recognizing distance from which sound travels
© 2025 All rights reserved
