Influenza basics

Influenza is caused either by viruses or bacteria.

• True

• False

Answer explanation

Influenza is a VIRAL infection of the respiratory tract.

The flu is the same thing as a cold.

• False

• True

Answer explanation

Flu should not be confused with a cold.

Fever is not a typical sign of the flu.

• False

• True

Answer explanation

Fever is a common influenza symptom. It is often used to distinguish the flu from a cold

Some patients may develop gastrointestinal troubles during influenza.

• False

• True

Answer explanation

Gastrointestinal involvement is common with certain types of influenza.

Influenza is a very infectious disease.

• True

• False

Answer explanation

Influenza has rapid transmission from person to person.

The incubation period for the flu is usually about one month

• True

• False

Answer explanation

The incubation period for the flu is usually shorter