Immunity
Across
- 3. Establishment of a pathogen in a host
- 4. Head lice, contagious scalp infection
- 6. An infectious agent that causes disease
- 9. The term for having no hair
- 11. Prevention of disease-causing contamination
- 12. Red areas with surface loss of skin tissue
- 15. A local response to infection
Down
- 1. The gums
- 2. The source of infection
- 5. The act of chewing
- 7. Organisms that live on or in other organisms
- 8. The smallest microorganisms
- 10. Carry the pathogens from one host to another
- 13. Ear wax
- 14. The armpit or underarm area