Across
- 3. Keeping people who are not sick in their homes.
- 6. One person who, for unknown reasons, can infect an unusually large number of people.
- 7. A disease caused by an infectious agent that can move between humans and other animals.
- 8. Keeping people who are sick in their homes.
Down
- 1. When large number of people have the same kind of disease in one place.
- 2. A biological preparation that protects us from falling in different infections.
- 4. Someone who is ill but does not have symptoms.
- 5. A machine to help patients breathe when their can't do it on their own.