Labels:airplane | animal | car | earth | grass | paper | person | plaything | sky | teddy bear | vase | windowpane OCR: Normal mucous Swollen mucous mebrame mem hrane with excessive mucous secreti ions Normal Bronchitis In bronchitis, the mucous membranes that line the bronchial tubes (the air passages teading into the (ungs) swell and secrete more mucus, resulting ciogging of the brorc hial tubes and reduced airflow into the tungs membrame membrane secretions Norrmal clogging lungs
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