Infectious Diseases

2. study of outbreaks of diseases, the causes, locations, and how various communities are affected, utilizing relative information to aid in the prevention of future outbreaks
4. the action of structures and substances that are naturally present
7. refers to immunity that occurs in response to exposure to a particular antigen
9. single-celled organisms that can survive on their own
11. REGIONAL outbreak of disease
14. attack and kill infected cells in the body and also secrete antibodies
16. the direct transfer of bacteria, viruses,es or other germs from one person to another
17. cannot survive without a host, extremely small and most of them cause disease
19. estimated number of newly infected during a specific time frame
20. a disease that can be transmitted to humans from animals

1. the place where the infectious agents live and grow
3. the number of people in a population who currently have the disease
5. INTERNATIONAL outbreak of disease
6. the reaction of the cells and fluids of the body to the presence of a substance which is not recognized as a constituent of the body itself
8. treatment with a vaccine to produce immunity to a particular infectious disease or pathogen
10. fights off bacteria, viruses, and cancers
12. organisms that can transmit infectious diseases between humans/animals.
13. diverse living _____ that replicate in their hosts
15. Madeline Sawicz
18. the ability of an organism to infect the host and cause a disease