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प्रश्न
Categorise the following parts under (i) external, (ii) middle and (iii) internal ear.
Ear drum, hammer, pinna, cochlea, anvil, stirrup, eustachian tube, tympanum, oval window, semi-circular canals.
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उत्तर
- External ear: Pinna, Tympanum, Ear drum.
- Middle ear: Hammer, anvil, stirrup, Eustachian tube, oval window.
- Internal ear: Semi-circular canals, Cochlea.
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