Across
- 4. Vector living organisms that spread diseases like animals.
- 6. diseases that are spread through unprotected sexual activities
- 7. the immune system will respond by making a special protein
- 8. blood cells protect the body from infection and fight infections
- 9. Create white blood cells called T-Cells
- 10. creates and protect good bacteria
- 11. traps pathogens
- 12. System bodies defense against germs
- 14. Tiny little germs that require a host to multiply
- 15. nodes Filter out germs that enter our lymphatic fluid through our blood
- 16. allergic reaction is overly strong and can cause the person discomfort
- 18. Immunity antibodies that were produced in another organism are injected into your body to help fight certain diseases.
- 20. heating up liquids so that most bacteria in the liquid die before it is sold
Down
- 1. Disease diseases are diseases that are NOT be spread from person to person.
- 2. assist in clearance of infectious agents
- 3. responds to allergens
- 5. Disease highly contagious and can be spread from person to person
- 7. Immunity When the body detects an illness or disease
- 13. a chemical that destroys cancer cells.
- 17. Given usually as a shot
- 19. recycles old blood cells