Which Statement About How the Respiratory System Protects Itself from Pathogens

question 10

Multiple Choice

Which statement about how the respiratory system protects itself from pathogens is FALSE?

• A)Coughs and sneezes help remove pathogens from the lower airway.
• B)Mucus and cilia within the respiratory tract help to trap and mechanically remove irritants.
• C)The structure of the tonsils protects the entrance of the respiratory system.
• D)The respiratory system provides protection against inhaled irritants.

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