Bordetella pertussis causes disease by
A. the development of pneumonia.
B. interfering with the action of the ciliated epithelial cells of the trachea.
C. suppressing the production of mucus by the respiratory lining.
D. forming a pseudomembrane that obstructs the larynx.
E. irritating the diaphragm, which leads to severe coughing attacks.
Answer: B
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