APPLIED RADIOLOGICAL ANATOMY

Detailed explanation-1: -Influenza is a communicable viral disease that affects the upper respiratory tract, including upper and lower respiratory passages. A wide spectrum of influenza viruses causes it. Some of these viruses can infect humans, and some are specific to different species.

Detailed explanation-2: -Flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs. It can cause mild to severe illness, and at times can lead to death. The best way to prevent flu is by getting a flu vaccine each year.

Detailed explanation-3: -Detailed Solution. The correct answer is a Yellowish tinge in the eyes. Influenza: It is a viral infection that attacks your respiratory system i.e. Your nose, throat, and lungs.

Detailed explanation-4: -There are four types of influenza viruses: A, B, C, and D. Influenza A and B viruses cause seasonal epidemics of disease in people (known as flu season) almost every winter in the United States.