COVID -19

4. A blood protein that the immune system makes as a response to an invader (pathogen), such as a virus.
8. people have been infected with the coronavirus in an area,including some who don’t know how or where they became infected, it is called
10. A device designed to protect individuals from inhaling something hazardous in the air, in this case, particulate that may be contaminated with the SARS-CoV-2 virus.
11. A geographical zone with limited access in or out in an effort to contain an outbreak
12. If a person has a confirmed case of coronavirus, they are instructed to stay away from every people may be at home,or in the hospital,,,,it is called

1. when a disease rapidly spreads to a large number of people within a community, population, or region,it is called
2. a biological preparation of organisms that provides immunity to a particular infectious disease.
3. deliberate increase of physical space between people to keep them from spreading illness
5. .The period between when a person is first exposed to a virus and when they develop symptoms is known as?
6. .an individual who is highly contagious and capable of transmitting a communicable disease to an unusually large number of uninfected individuals
7. an emergency measure in which individuals are restricted from certain areas in an attempt to control exposure or transmission of disease
9. global outbreak of a disease is known as-