The primary pathological effect of influenza virus is:
A) destruction of the mucosa in the lower respiratory tract.
B) replication of the virus in respiratory secretions.
C) destruction of leukocytes and macrophages in the lungs.
D) inflammation and necrosis of the upper respiratory epithelium.

Question

Quizplus · Accepted Answer

Influenza primarily affects the upper respiratory tract, causing inflammation and necrosis of the epithelial cells, leading to symptoms like sore throat and cough.

The Primary Pathological Effect of Influenza Virus Is