Infectious Diseases
Across
- 5. Cannot survive without a host
- 7. A pathogen's ability to damage a host
- 9. Number of people infected in a population
- 13. Disease that belongs to a particular group of people or country
- 15. "Killer Cells" that kill infected cells
- 16. How germs get around/spread
- 18. The person who made this crossword
- 19. Where germs live
- 20. An epidemic that has spread to multiple countries or all around the world
Down
- 1. Disease transmitted to humans from animals
- 2. Fights off bacteria, viruses and cancers
- 3. Estimated number of newly infected people in an area
- 4. Refers to the action of structures/substances that are naturally present
- 6. How your body reacts to an agent
- 8. Treatment, usually by needle, to give immunity to a particular disease
- 10. Study of diseases
- 11. Single-cell organisms that can survive on their own
- 12. Mosquitoes are a type of this
- 14. Germs such as bacteria and viruses
- 17. Also called acquired immunity; occurs with exposure to a specific antigen