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Doctors Medicines MCQs Q&A

Which of the following virus infects the lower respiratory tract?

Which of the following virus infects the lower respiratory tract? Correct Answer Norwalk virus

RSV virus infects the lower in the respiratory tract. The respiratory epithelium contains a respiratory escalator which is constantly moving the layer of mucus that coats and protects the cells upward towards the nose. If these cells are damaged then the mucus gets accumulated and has to be removed by coughing.

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