Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Ch 9 controlling gro
Chapter 9 controlling microbial growth
| Term | Definition |
|---|---|
| Halogens | Fluorine, chlorine bromine and iodine. |
| Iodophor | A complex of iodine and detergent. |
| Tincture | A. solution in aqueous alcohol. |
| Pasteurization | The process of mild heating to kill particular spoilage microorganisms or pathogens. |
| Nonionizing radiation | UV radiation. |
| Commercial | This type of sterilization is used to destroy the endospores of Clostridium botulinum. |
| Germicide | A substance capable of killing microorganisms |
| Detergent | A surface-active agent that can dissolve membranes. |
| Sanitization | The removal of microbes from eating utensils and food preparation areas. |
| Surfactant | Agents that decrease surface tension among molecules of a liquid. |
| Phenol | Also known as carbolic acid. |
| Bacteriocidal | A treatment capable of killing bacterial growth. |
| Alcohol | An organic molecule with the functional group -OH. |
| Sterilization | The killing of all microbes, including endospores. |
| Quaternary ammonium compounds | A cationic detergent with four organic groups attached to a central nitrogen atom; used as a disinfectant. |
| Death time | The length of time required to kill all bacteria in a liquid culture at a given temperature is called the thermal ____. |
| Thermal Death point | The temperature required to kill all the bacteria in a liquid culture in 10 minutes |
| Chemotherapeutics | Chemicals used in the treatment of disease |
| High Efficiency Particulate Air Filter | A screen-like material that removes particles larger than 0.3 um from air. |
| Sepsis | A toxic condition resulting from the growth and spread of bacteria in the blood and tissue. |
| Oligodynamic action | The ability of small amounts of a heavy metal compound to exert antimicrobial activity. |
| Autoclave | Equipment for sterilization by steam under pressure. |
| Ionizing radiation | X-rays and gamma rays. |
| Disinfection | Any treatment used on inanimate objects to kill or inhibit the growth of microorganisms |
| Degerming | The removal of microorganisms in an area. |
| Bacteriostatic | A treatment that inhibits bacterial growth. |
| Viracidal | A treatment that kills viruses. |
| Sterile | The absence of contamination by unwanted microorganisms. |
| Antibiotic | An antimicrobial agent, usually produced naturally by a bacterium or fungus |
Created by:
drmicro