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What prevents food from entering the windpipe

This question belongs to General Knowledge Biology
Biology
?

What prevents food from entering the windpipe?

Answer & Solution
Correct Answer: Option A
In the second stage of swallowing, an important small flap of tissue called the epiglottis, folds over the voice box (larynx) at the entrance to the windpipe (trachea), preventing food from going down the wrong way.
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