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12 Cards in this Set
- Front
- Back
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Infection
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Presence of an organism on or within the tissue resulting in an immune response and/or destruction of the tissue.
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Colonization
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Presence of an organism on or within the tissue NOT resulting in an immune response and/or destruction of the tissue.
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Antibiotic
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a product of a living microorganism that can exert a deleterious effect on other microorganisms (i.e. kills or inhibits)
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Antimicrobial
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an naturally occurring or synthetic substance which kills or inhibits growth of microorganisms.
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Broad spectrum
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effects against more than a single class of microorganisms and sometimes nonbacterial parasites.
A more desirable alternative topically. |
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Narrow spectrum
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effective against a limited number of microorganisms. Less likely to disrupt body normal flora when used systemically (i.e. more desirable alternative systemically.)
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Disinfectant
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an agent used on objects that kills microorganisms capable of producing infection. Not sterilization because does not kill spores, viruses, or some very resistant bacteria.
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Antiseptic
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agent used in living tissue that inhibits or kills microorganisms capable of producing infection - not as strong as disinfectant.
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Bacteriocide
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an agent that kills bacteria independent of the immune system. Generally affect bacterial cell walls or permeability of cell membrane.
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Bacteriostatic
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a substance that inhibits growth and replication of bacteria.
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Superinfection
Allergy and hypersensitivity Direct toxicity |
What are the general cautions for all antimicrobial therapies?
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The organism
The drug The patient |
Which antimicrobial agent should you select? It depends upon:
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