In human ear, the vibrations are amplified by:

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In human ear, the vibrations are amplified by:

Options:

A . Hammer

B . Anvil

C . Pinna

D . Stirrup

Answer: Option A
:
A, B, and D
In a human ear, the vibrations are amplified several times by three bones. They are called hammer, anvil, and stirrup.
The figure below shows the structure of human ear with hammer, anvil and stirrup.

In Human Ear, The Vibrations Are Amplified By:

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