Preventing Diseases Vocab

6. Tiny one celled organisms
7. Secondary circulatory system that helps the body fight pathogens and maintains its fluid balance
16. A condition that occurs when pathogens enter the body, multiply and cause harm
19. The length of of time that a particular disease can be spread from person to person
20. Serious inflammation of the lungs
23. Diseases that cannot be spread from person to person
24. A disease that causes breakdown in the body cells, tissues and organs as it progresses
25. The passing of traits from parents to their children
28. Disorders that are present at birth
29. Viral disease of the liver characterized by yellowing of skin and whites of the eyes

1. Diseases that are present either continuously or on and off for a long period of time
2. An organism, such as an insect, that transmits pathogens
3. The smallest pathogen
4. Combination of body defenses made up of the cells, tissues and organs that fight off pathogens
5. Disease causing organism that are so small they can only be seen through a microscope
8. A sore throat caused by streptococcal bacteria
9. A disease that can be passed to a person from another person, animal or object.
10. One celled organisms that are more complex than bacteria
11. Proteins that attach to antigens,
12. Bacterial Disease that usually affects the lungs
13. Any condition that interferes with proper functioning of the mind or body
14. Your body's ability to resist the germs that cause a particular disease
15. Viral disease with severe sore throat/swelling of the lymph glands in neck and around the throat
17. Conditions and practices of cleanliness
18. Body's response to injury or disease, resulting in a condition of swelling, pain, heat and redness.
21. white blood cells in the lymphatic system
22. Preparation of dead or weakened pathogens that causes the immune system to produce antibodies
26. Any substance released by invading pathogens
27. Organisms that are more complex than bacteria, but cannot make their own food