ch. 15

1. Rules developed by the CDC that treat all body fluids as if they were infectious.
5. Extra safety steps used for patients with highly transmissible infections.
7. An organism that lives on or in a host and gets its food at the host's expense.
9. An infection that occurs when the body's defenses are weak.
10. Any microorganism that causes disease.
12. The site through which a pathogen leaves the host (e.g., blood, saliva, or stool).
13. The smallest microorganisms; they can only reproduce inside another living cell.
15. A specified area that is kept free from all microorganisms.
16. Free from all organisms, including spores and viruses.
20. Specialized clothing or equipment (gloves, masks) worn for protection against infectious materials.
22. The highest level of decontamination; kills all microbial life.
23. A small living plant or animal not visible to the naked eye.
24. Techniques used to protect highly susceptible patients from germs in the environment.
25. The area where an infectious agent can live and multiply.

2. Equipment using sound waves to create bubbles for cleaning instruments.
3. An infectious disease that affects many people over a wide geographic area (worldwide).
4. A person likely to get an infection or disease, usually because body defenses are weak.
6. Beneficial microorganisms that are part of the "normal flora" of the body.
8. The site through which a pathogen enters the body (e.g., a cut or the nose)
11. The way in which an infectious agent moves from one place or person to another.
14. A viral bloodborne infection that causes liver damage; there is currently no vaccine.
17. The pathogen (germ) capable of causing disease.
18. One-celled animal-like organisms often found in decayed materials and contaminated water.
19. a viral bloodborne infection that causes liver damage; preventable by vaccine.
21. Parasitic microorganisms that live inside other living organisms (often transmitted by fleas, ticks, or lice).