Biology, asked by lokeshNS, 5 months ago

bronchitis mean ???????????​

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Answered by harunurrashid31924
4

Answer:

Bronchitis is an infection of the main airways of the lungs (bronchi), causing them to become irritated and inflamed. The main symptom is a cough, which may bring up yellow-grey mucus (phlegm). Bronchitis may also cause a sore throat and wheezing. Read more about the symptoms of bronchitis

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