Infectious Diseases

What are pathogens?

• microorganisms that cause illness or disease

• what pathologists eat

• microorganisms that do not cause disease

Organisms that cause disease are called __________________.

• hosts

• pathogens

• Phagocytes

• Flagellum

True or False: Pathogens make you sick by damaging individual cells.

• True

• False

All include pathogens EXCEPT for__________________.

• Bacteria

• Toxins

• Viruses

• Fungi

• Protists

True or False: The flu is spread only by direct contact, such as kissing a person with the flu.

• True

• False

Infectious diseases can spread by contact with

• an infected person

• a contaminated object

• an Infected animal

• an environmental source

• All of the above.

True or False: Some vIruses and bacteria that live in food, water, and soil can cause disease.

• True

• False

An example of a ____________ is lice, fleas, ticks.

• virus

• protozoa

• fungus

• bacteria

• parasite

Pathogen that causes common cold:

• virus

• protozoa

• fungus

• bacteria

• parasite

When you are sick, which of these should you do?

• drink fluids and rest

• go to school

• push yourself to feel better

• stop taking medicine as soon as you start to feel a little better