What is the role of the epiglottis in the human respiratory system?

What is the role of the epiglottis in the human respiratory system?
  1. To regulate airflow
  2. To control swallowing
  3. To produce sound
  4. To filter air

Solution

The epiglottis is a thin elastic cartilaginous flap that covers the glottis during swallowing to prevent the entry of food into the larynx.

Asked in: NCERT

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