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Question


Which of the following consists of a thin membrane in the ear that starts vibrating on receiving sound waves?


Options:
A .   Pinna
B .   Eardrum
C .   Ear canal
D .   Cochlea
Answer: Option B
:
B
The eardrum consists of a thin membrane called tympanic membrane, which receives sound, and starts vibrating. Its primary function is to transmit the sound from the air to the bones present inside the middle ear.

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