Hair-like structures that rid the lungs of foreign matter are called

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Cilia are hair-like structures that line the respiratory tract, including the bronchi and trachea, and help to move mucus and foreign matter out of the lungs. The alveoli are small sacs where gas exchange occurs, while the bronchi are tubes that connect the trachea to the lungs. Villi are finger-like projections in the small intestine that aid in nutrient absorption.

Hair-Like Structures That Rid the Lungs of Foreign Matter Are