📝 Multiple Choice Question
General-science
What is the primary function of the Eustachian tube in the human ear
A
To magnify sound vibrations
B
To equalize air pressure on both sides of the eardrum
C
To maintain body balance
D
To secrete earwax
Explanation
The Eustachian tube connects the middle ear to the nasopharynx, ensuring pressure equilibrium.
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