Pictures Quiz : Episode 1 About eye, nose and throat with explanation

What is the primary function of the eustachian tube in the human ear?
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4. What is the primary function of the eustachian tube in the human ear?

  1. Hearing
  2. Balance
  3. Equalizing air pressure
  4. Smelling
  • Answer: c) Equalizing air pressure
  • Explanation: The eustachian tube helps equalize air pressure between the middle ear and the external environment.
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