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27 Cards in this Set

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The removalor destruction ofALL microbes, including viruses and bacterial endospores in or on an object.
Sterilization

Does NOT include prions (infectious proteins)

Sterilization

infectious proteins

proions

An environment or procedure that is free of contamination

aseptic

procedures used to avoid contamination

aseptic technique

use of physical or chemical agents to inhibit or destroy microorganisms, especially pathogens

Disinfection

agents such as ultraviolet light,heat, alcohol, and bleach that are used for disinfection

Disinfectant

Does not guarantee that all pathogens are eliminated

disinfection

alone cannot inhibit endospores or some biruses

disinfectants

useof chemical agent on skin or other tissue to inhibit or destroy microorganisms

antisepsis

chemical used for antisepsis

antiseptic

Antisepticsand disinfectants canbe fromthe same components, but __________ are more concentrated or can be left onsurfaces for longer periods of time.
disinfectants
theremoval of microbes from a surface by scrubbing

degerming

what action may be more important than the chemical used

degerming

processof disinfecting places and utensils used by the public to reduce the number ofpathogenic microbes

sanitization

Used to meet accepted public healthstandards

sanitization

theuse of heat to kill pathogens and reduce the number of spoilage microorganismsin food and beverages

Pasteurization

suffixused to indicates that a chemical or physical agent inhibits microbialmetabolism and growth, but does not necessarily kill

stasis/static

suffixused to refer to agents that destroy or permanently inactivate a particulartype of microbe

cide/cidal

inactive viruses

virucides

kill bacteria

bactericide

kill fungal hyphae, spores, & yeasts

fungicides

chemical agents that destroy pathogenic microorganisms in general

germicides

What are the 2 basic categories for the mode of action of antimicrobial agents

alteration of cell walls & membranes


Damage to proteins & nucleic acids

can better tolerate harsh environmentalconditions, including antimicrobial agents
Non-envelopedviruses

11 and12

,,

agents that are inexpensive, fast-acting, stable during storage while being harmless to humans andimals and objects are concidered

ideal agents