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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. - Biology

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Question

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.

Answer in Brief
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Solution

  1. External ear: Pinna, Tympanum, Ear drum.
  2. Middle ear: Hammer, anvil, stirrup, Eustachian tube, oval window.
  3. Internal ear: Semi-circular canals, Cochlea.
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