Across
- 3. The spread of infectious pathogens
- 4. of a disease or disease-causing organism likely to be transmitted to people, organisms, etc., through the environment.
- 5. smallest known type of infectious agent
- 6. Could last a lifetime. The immunity your body develops to protect you from disease
- 10. Short for TB
- 11. organisms that live in or on another organism and receive nourishment from it
- 12. "Known as the kissing disese"
- 14. Simple organisms that CANNOT make their own food
- 16. Highly contagious viral disease characterized by fever and full body rash
- 20. Tiny hairs that trap pathogens
- 21. The body's natural defense against infection
- 22. C Detected in the blood. Can cause liver cancer
Down
- 1. Viral infection of the respiratory system with symptoms: headache, muscle ache, fever, etc.
- 2. The softlike, lining of many parts of the body
- 7. Helper Cells
- 8. single-celled organism that are larger than bacteria and have a more complex cell structure
- 9. BCells tunn into plasma to produce this for the body
- 13. confined specific area that includes heat, redness and swelling.
- 15. lung inflammation caused by bacterial or viral infection, in which the air sacs fill with pus and may become solid. Inflammation may affect both lungs
- 17. a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some that can cause disease
- 18. Nickname for influenza
- 19. Throat A bacterial infection in the throat
- 22. The virus that causes AIDS