How does C shaped rings protect the trachea?
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Explanation:
The C-shaped cartilaginous rings allow the trachea to collapse slightly at its opening, so food can pass down the esophagus after swallowing. The epiglottis closes the opening to the larynx during swallowing to prevent swallowed matter from entering the trachea.
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Answer:
The C-shaped cartilaginous rings allow the trachea to collapse slightly at its opening, so food can pass down the esophagus after swallowing. The epiglottis closes the opening to the larynx during swallowing to prevent swallowed matter from entering the trachea.
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