What is theroleofmucus and cilia in the respiratory tractto provide the girst level defense?
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Particles, such as dust and soot, mold, fungi, bacteria, and viruses deposit on airway and alveolar surfaces. Fortunately, the respiratory systemhas defense mechanisms to clean and protect itself. ... Cilia propel a liquid layer of mucus that covers the airways.
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Particles, such as dust and soot, mold, fungi, bacteria, and viruses deposit on airway and alveolar surfaces. Fortunately, the respiratory systemhas defense mechanisms to clean and protect itself. ... Cilia propel a liquid layer of mucus that covers the airways.
hope it helps
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