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Chapter 24
| Question | Answer |
|---|---|
| antiretraction device | mechanism that prevents entry of fluids and microorganisms into waterlines as a result of negative water pressure; also called "suck back" |
| biofilm | slime-producing bacterial communities that can harbor fungi, algae, and protozoa |
| colony-forming units (CFUs) | number of separable cells on the surface of a semisolid agar medium that create a visible colony |
| dental unit waterline (DUWL) | small-bore tubing usually made of plastic, used to deliver water through a dental unit during dental treatment |
| heterotrophic bacteria | bacteria that use organic carbon as food; protozoa fungi, and most bacteria fall into this category |
| self-contained water | reservoir container attached to a dental unit that is used to hold and supply water or other solutions to handpieces and air-water syringes |
| planktonic | describes small organisms that float or drift in bodies of salt or fresh water |
| microfiltration | process by which contaminated fluid is passed through a pore-sized membrane to separate microorganisms |
| Legionella | bacteria that can cause a certain type of pneumonia called Legionnaires' pneumonia |
| immunocompromised | having a weakened immune system |
Created by:
benitokate2019
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