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NEET Biology Neural Control and Coordination Question Bank Self Evaluation Test - Neural Control and Co-ordination

  • question_answer
    Refer the given figure of ear with few structure marked as 1, 2, 3 & 4. Which labelled structure converts sound waves into mechanical vibrations?           

    A) 1                     

    B)        2

    C) 3                     

    D)        4

    Correct Answer: B

    Solution :

    [b] The label (2) represents tympanic membrane. Tympanic membrane converts sound waves into mechanical vibrations. The structure (1), (2), (3) and (4) are external auditory canal, tympanic membrane, cochlea and eustachian tube respectively.


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