Across
- 2. relative severity of a disease caused by a particular microbe
- 3. a microbe whose relationship with its host is parasitic and results in infection and disease
- 7. digests the protective coating on mucous membranes
- 9. long-term or permanent damage to tissue or organs cause by infectious disease
- 11. the number of people who develop a disease during a particular time period
- 13. individual or object from which an infection is aquired
- 15. a dormant state of microbes in certain chronic infectious diseases
- 16. an organisms potential to cause disease
- 17. habitat in the world from which a pathogen originates
- 19. a pathogen that causes disease when the hosts defenses are compromised
Down
- 1. the number of people who develop a disease at a specified time, regardless of when it first appeared
- 4. class of bacterial exotoxin that disrupts the cell membrane of red blood cells
- 5. deviation from health that results when cumulative effects of infection damage
- 6. organisms coming in from outside of the body
- 8. Microbes get past host defense, enter tissue, and multiply
- 10. no noticeable symptoms
- 12. causes clotting of blood or plasma
- 14. cells that engulf and destroy host pathogens by means of enzymes and antimicrobial chemicals
- 18. organism coming from somewhere within the same human host to cause the infection