Vaccinations

1. extra doses of a vaccine to help make the vaccine more effective and last longer to provide immunity (p. 20)
2. can't catch a disease again, once you've been exposed and developed antibodies to destroy them right away (p. 13)
3. a type of germ that depend on a host to live, grow and reproduce (p. 8)
7. white blood cells that can detect viruses hiding inside your body (p. 12)
10. when an infectious disease easily passes from one person to another (e.g., cold virus) (p. 9)
11. the liquid part of blood used for vaccines that provides protection temporarily because the antibodies developed gradually disappear (p. 20)
13. the flu; which is very contagious that can lead to bronchitis or pneumonia (p. 30)
14. a serious disease caused by the poisons produced by bacteria that can cause paralysis or heart problems (p. 23)
17. a type of vaccine that contains chemically changed forms of the toxins (poisons) (p. 19)
18. chemicals on the outer surface of a disease germ that are identified by the immune system to match with antibodies (p. 12)
19. the medical name for cowpox, which comes from the Latin word for cow (vacca) (p. 17)
22. something that no longer exists in the world (p. 36)

1. make antibodies to fit into a virus or bacteria, killing or weakening it (p. 12)
4. your body's response to receiving a vaccination (ranges from mild to severe) (p. 32)
5. part of your body's defense to carry trapped germs to the back of your throat, swallowed to your stomach (p.11)
6. another word for vaccine since it protects a person from becoming infected by a disease (p. 18)
8. when germs invade your body and start living and multiplying there (p. 9)
9. the doctor who recorded the first vaccination (for smallpox) in 1796 (p. 17)
12. a vaccine that combines measles, mumps, and rubella vaccines in a single shot (p. 27)
15. a vaccine given to children that includes diphtheria, tetanus, and pertussis in a single shot (p. 25)
16. a type of germ that gets nourishment from the environment in which they live (p. 8)
20. the type of immunity that is caused by more people immune to the disease, creating a small chance for the germ to find a host (p. 36)
21. uses a "killed vaccine" that causes the body to produce antibodies (p. 19)
23. a virus that has over 200 variations which require unique antibodies for each strand (p. 13)