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प्रश्न
Which of the following structures equalises the air pressure on either side of the tympanum?
विकल्प
Auditory tube
Eustachian tube
Vestibular canal
Tympanic canal
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उत्तर
Eustachian tube
Explanation:
The Eustachian tube connects the middle ear and throat, balancing air pressure on both sides of the tympanic membrane.
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