Ch. 7 Control of Microbial Growth Flashcards Preview

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Flashcards in Ch. 7 Control of Microbial Growth Deck (10)
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1

Sterilization

Removal or destruction of ALL living microbes(including endospores, naked viruses, other spores)

2

Disenfection

Reduce/destroy vegetative pathogens (not endospores)

3

Sanitization

Removal of microbes and exposure to disinfectant of an object/surface

4

Antisepsis

Removal/destruction of vegetative pathogens from living tissue (aseptic technique)

5

Degermation

Mechanical removal of microbes from living tissue

6

-cide

Kills

7

-static

Prevents growth, does not kill and if removed growth may resume

8

Thermal Death Point

Lowest temp at which all microbes in a liquid are killed in 10 min

9

Thermal Death Time

Minimal length of time for all bacteria in a liquid culture to be killed at a specific temp

10

Decimal Reduction Time

Time in minutes in which 90% of a population of bacteria at a given temp will be killed