Across
- 3. smallest of all pathogens
- 5. lesion which invades the lymphatic system and distant organs
- 9. United Nations specialized agency for health
- 10. member of the animal kingdom that infects and will cause disease
- 11. preparation of antigens derived from specific pathogens
- 13. # of new cases within a defined population
- 14. initial appearance of symptoms
- 16. only the organism benefits
- 17. both host and micro-organism benefit
- 19. study of factors, events and circumstances that influence the transmission of infectious disease
- 22. presence & multiplication of a living organism
- 23. cause self-limiting infections of the skin
- 24. spider veins
- 27. sequence of events that take place from initial contact to full blown disease
- 29. through the oral cavity & GI tract
Down
- 1. small blister up to 1cm in diameter containing serum (clear, yellow, white or blood)
- 2. small skin elevation containing pus
- 4. replicates on its own; smallest replicating unicellular organism
- 6. superficial and raised, erythematous (red), pruritic (itchy), slightly irregular in shape
- 7. incidence & prevalence are stable
- 8. disease producing potential of a micro-organism
- 12. itching
- 14. the host provides food & shelter
- 15. liver spots
- 18. organism capable of supporting the nutritional and physical growth requirements of another
- 20. sudden increase in incidence through one or several communities at one time
- 21. manipulation of the immune system by providing antigens or antibodies to combat an existing condition
- 25. medical term used for fungal infections
- 26. skin condition characterized by eggs burrowed in the skin
- 27. how disease enters the body
- 28. inflammation in a particular area