What's the purpose of the body's immune system?

When a person doesn't get enough sleep, their immune system:

What are the types of pathogens that could cause illness?

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

This type of pathogen is actually a type of eukaryotic worm. Example: Tapeworm

An infection becomes a disease when ...

An infectious disease is different from an inherited disease because ...

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

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

True or False: Nosocomial infection is another term for a hospital-acquired infection.

This living infectious agent, also known as worms, is acquired through consumption of contaminated food or water and often causes rapid weight loss.

This living, multicellular infectious agent, which causes athlete's foot, includes mildews, molds, and mushrooms.