What is the primary function of the external ear?
Exam 4: Hearing and Equilibrium

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•
Biology
•
12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Collects and directs sound waves.
2.
FLASHCARD QUESTION
Front
What does the inner ear consist of?
Back
A membranous duct contained within bone.
3.
FLASHCARD QUESTION
Front
What is the function of hair cells in the spiral organ of Corti?
Back
They initiate an electrical impulse when bent.
4.
FLASHCARD QUESTION
Front
Which part of the ear is responsible for amplifying and transmitting sound waves?
Back
Middle ear.
5.
FLASHCARD QUESTION
Front
What part of the ear is responsible for processing different frequencies of sound?
Back
Cochlear duct.
6.
FLASHCARD QUESTION
Front
What is the role of the cochlea in hearing?
Back
Converts sound vibrations into electrical signals.
7.
FLASHCARD QUESTION
Front
What structure in the ear helps maintain balance?
Back
Semicircular canals.
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