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10 Cards in this Set
- Front
- Back
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what are bacteria classified by?
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shape (morphology), stain and oxygen requirments.
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with is a culture and sensitivity?
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includes the propagation of microorganisms on ori n various media and indicates if a microorganism is susceptible to inhibition or destruction by a given antimicrobial agent.
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What is bactericidal?
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destroy bacteria
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what is bacteriostatic?
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inhibit or retard the grow of bacteria
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describe the range of antibiotics
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they can be broad spectrum which means they have a wide range of activity against both gram + and gram - organisms. they can also be narrow spectrum which means they have a narrow or more limited range of activity against either gram + or - bacteria.
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what are the major classifications of antibiotics that are classified as bactericidal?
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penicillins, cephalosporins, vancomycin, aminoglycosides, fluoroquinolones, and misc: flagyl
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what are the major classifications of antibiotics that are classified as bacteriostatic?
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macrolides, lincomycins, tetracyclines, chloromycetin, sulfonamides.
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define drug resistance
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the ability of bacteria to survive and cause continuous infection in the presence of antibiotic, results from overuse of antibiotics and noncompliance with directions given for the proper admin. (freq &/or # of days) of the drug.
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what is a super infection?
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a new or 2ndary infection caused by an organism diff. from that which caused the initial infection. the microbe responsible is usually resistant to the treatment given for the initial infection.
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what is empiric therapy?
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Involves the use of antibiotics to treat an infection before the specific causative organism has been identified with lab results.
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