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Terms in this set (57)
A disease that is spread from one living thing to another or through the environment.
An organism that causes disease
A condition that occurs when pathogens enter the body, multiply, and damage body cells.
Pieces of genetic material surrounded by a protein coat.
A substance that kills cells or interferes with their functions.
An organism, usually an arthropod, such as a tick, that carries and transmits pathogens to humans or other animals.
What are the five main pathogens?
Viruses, Bacteria, Fungi, Protozoans, and Rickettsias.
What can viruses cause?
Common cold, flu, pneumonia, measles, AIDS, herpes, rabies, and smallpox.
What can bacteria cause?
Strep throat, gonorrhea, Lyme disease, and bacterial pneumonia.
What can fungi cause?
Athlete's foot, ringworm, or vaginal yeast infection.
What can protozoans cause?
Malaria, amoebic dysentery, and sleeping sickness.
what can rickettsias cause?
Typhus and Rocky Mountain spotted fever.
What are the two main ways of transmitting communicable diseases?
Direct contact and indirect contact.
What is direct contact?
Pathogens are transmitted by direct contact with an infected person or animal or with something in the environment.
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