bronchus bronchus


  • (n) either of the two main branches of the trachea


  1. Both the incidence and death rate of cancer of the lung and bronchus more than doubled between 1937 and 1947.
  2. Cancer of the lung and bronchus is the most deadly type of cancer in both men and women.


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    Brown coloring of human bronchus cells indicates infection, while blue cells are not infected. The study found that H7N9 causes extensive infection of surface (epithelial) cells, similar to 2009 H1N1, while H5N1 infects only some epithelial cells.
    on July 26, 2013     Source: Center for Infectious Disease Research and Policy

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furtive furtive
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