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Question
Given below is the diagram of a part of the human ear. Study the same and answer the questions that follow:
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- Give the collective biological term for Malleus, locus and Stapes.
- Name the parts labelled A, B and C in the diagram.
- State the functions of the parts labelled 'A' and 'B'.
- Name the audio receptor region present in the part labelled 'A'.
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Solution
- Ear ossicles
- A - Cochlea
B - Semicircular canals
C - Ear ossicles - The cochlea transmits impulses to the brain via the auditory nerve. Semicircular canals support the body's dynamic homeostasis.
- Organ of Corti, or spiral organ.
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