Biology for IGCSE & O level - Human Nutrition (Section 3 - No. 28)
What is the function of the epiglottis during swallowing?
To break down carbohydrates.
To close the trachea.
To open the oesophagus.
To absorb nutrients.
Explanation
The epiglottis closes the trachea to prevent food from entering the lungs.
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