What is the name of the flap of tissue that prevents food from entering the windpipe?
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Epiglottis
The epiglottis stays open during breathing but folds over the larynx during swallowing. If it fails to close properly, food or liquid can enter the lungs, causing choking.
Also asked as:
- What tissue flap folds over the larynx during swallowing to prevent choking?