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What is the purpose of the Eustachian tube?

a. Conveying messages about the movements to the brain
b. Keeping the air pressure on both sides of the tympanic membrane equal
c. Holding the sensory receptors for hearing
d. Maintaining equilibrium

1 Answer

7 votes
b) keeping the air pressure on both side of the tympanic membrane equal.

the eusatchian tube opens intermittently to equalize the intratympanic air pressure with the pressure in the external auditory canal.
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