Florida Basic Recruit Training Program High Liability (First Aid) Practice Exam

What is the function of the epiglottis?

1. Controls airflow to the lungs

2. Helps in swallowing food

3. Prevents foreign objects from entering the windpipe

4. Regulates blood flow in the heart

The correct answer is: Prevents foreign objects from entering the windpipe

The primary function of the epiglottis is to act as a flap that prevents foreign objects, such as food or liquid, from entering the windpipe (trachea) during swallowing. When a person swallows, the epiglottis folds down over the larynx, which directs the swallowed material into the esophagus and away from the airway. This mechanism is crucial for protecting the respiratory tract and ensuring that the airway remains clear, thereby preventing choking and aspiration of food or fluids into the lungs. Understanding the role of the epiglottis is important for first aid responders, particularly in situations involving airway obstruction, as it highlights the necessity of ensuring that the airway remains open and free from blockage during emergencies.