Question

1.What are the signs and symptoms of the Flu

2. Why children should never get Aspirin for acute viral infections?

3. What is the mechanism of transmission of the Influenza virus?

Answer 1

Influenza(flu) can cause mild to severe illnes. People who are affected with flu often shows some of these symptoms:

1.symptoms:

Fever, or sometimes feeling feverish, with chills

Runny or stuffy nose

Sore throat

Cough

Body or muscle aches

Fatige

Head ache

In children diarrhea and vomiting may also occur

2. Administering aspirin to children during viral infections such as influenza, chicken pox,can lead to ,or trigger,a potentially fatal condition known as Reyes syndrome. That is why it is important to avoid giving aspirin to children during the period of viral infections.

3. Mechanism of transmission

.Direct contact with infected individuals

.contact with contaminated objects

.Inhalation of virus laden aerosols

this leads to

Influenza virus gets attached to the respiratory tract cell membranes

Virus replication occurs

This leads to airway inflammation

Damage of cells in respiratory tract.

The release of influenza through coughing, sneezing, talking etc

Same cycle repeats.