Bronchitis in children is caused by -: (A) H. influenzae, (B) R. S.V., (C) Mycoplasma, (D) Influenza virus
Answer is D. Ans. is `d' i.e., Influenza virus o Bronchitis refers to nonspecific bronchial inflammation. o Acute bronchitis is a syndrome, usually viral (influenza) in origin, with cough as a prominant symptom.