Unit 4: Pathogens & Disease

Front

What is a pathogen?

Back

A pathogen is a microorganism that can cause disease, including viruses, bacteria, fungi, and parasites.

Front

What is an infectious disease?

Back

An infectious disease is a disease caused by pathogens that can be transmitted from one person to another.

Front

What is a non-infectious disease?

Back

A non-infectious disease is a disease that cannot be transmitted from one person to another, such as asthma.

Front

What type of pathogen causes Athlete's Foot?

Back

Athlete's Foot is caused by a fungus.

Front

What type of pathogen causes Influenza (flu)?

Back

Influenza is caused by a virus.

Front

What is the purpose of a vaccine?

Back

Vaccines are used to prevent diseases by stimulating the immune system to recognize and fight specific pathogens.

Front

Can bacteria cause diseases?

Back

Yes, bacteria can cause various diseases, such as strep throat and tuberculosis.

Front

What is the difference between a virus and a bacteria?

Back

Viruses are smaller than bacteria and require a host cell to reproduce, while bacteria can reproduce on their own.

Front

What is an example of a disease caused by a parasite?

Back

Malaria is an example of a disease caused by a parasite.

Front

What is the role of the immune system?

Back

The immune system protects the body against pathogens and helps to fight infections.