Disease-Causing Pathogens

How could you describe the size of a virus?

• Smaller than bacteria

• Larger than a parasite

• About the size of a dime

• Smaller than a proton

Which pathogen is treated with antibiotics?

• virus

• bacteria

• parasite

• fungi

Athlete's Foot is caused by:

• fungus

• bacteria

• parasite

• virus

One way to prevent the spreading of disease is:

• to cough without covering your mouth.

• to wash your hands often.

• to rub your eyes and nose when sick.

Ten people became sick with the flu after attending a school dance. What is the scenario that could best explain how the people got sick?

• contact with environmental sources

• contact with an infected animal

• contact with a contaminated object

• contact with an infected person

A _____ results when a disease-causing organism invades and begins growing within another organism (a host).

• disorder

• infection

• pandemic

• pathogen

This type of pathogen is non-living. The best way to prevent these pathogens from infecting a person is vaccination and proper hygiene. Example: Influenza

• Bacteria

• Virus

• Helminths

• Protists

An infection becomes a disease when ...

• the host dies.

• the body's functions become affected.

• more than one host has the disease.

• the disease is named by scientists.

This pathogen is actually a protein. There is no cure for diseases caused by this agent.

• Viruses

• Bacteria

• Prions

• Fungi

These pathogens are living and are uni-cellular. They can be treated with antibiotics.

• Bacteria

• Prions

• Protists

• Fungi