Neural Control and Coordination — Bio Zoology STD 11 — Question
Tamilnadu BoardEnglish MediumSTD 11Bio ZoologyNeural Control and Coordination2 Marks
Question
What is Eustachian tube?
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Answer
A tube called Eustachian tube connects the middle ear cavity with the pharynx. It helps in equalizing the pressure of air on either sides of the ear drum.
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