3. These part of the respiratory system are lined with mucus that help filter dust particles. a. nasal cavity and larynx b. nasal cavity and lungs b. nasal cavity and epiglottis d. nasal cavity and trachea Need help
A mucous membrane, similar to those in the nasal cavity, lines the interior of the trachea. Cells in this membrane, called goblet cells, release mucus to help prevent microorganisms and debris from entering the lungs. The trachea is also lined with tiny hair-like structures called cilia.
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Answer:
Answer-B. nasal cavity and lungs
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