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36 Cards in this Set
- Front
- Back
Gram stain of Clostridium difficile?
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Gram (+) rod
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Gram stain of Clostridium perfringens?
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Gram (+) rod
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Gram stain of S. Viridans?
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Gram (+) cocci (chain)
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Gram stain of Pseudomonas aeroginosa?
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Gram (-) rod, non-lactose fermenter
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Gram stain of Staph. epidermis?
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Gram (+) cocci, cluster, coagulase (-)
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Gram stain of Bacteroids fragilis?
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Gram negative rod
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C. difficile is most often seen clinically as ___?
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pseudomembranous colitis
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S. viridians is most often seen clinically as ____?
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dental work-related SBE
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Enterococcus Faecium is most often seen clinically as ___?
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VRE
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Staph epidermis is most often seen clinically as ___?
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line infections
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Bacteroids fragilis is most often seen clinically as ___?
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septic abortion, aspiration pneumonia, pelvic abscess
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3 examples of bacteria with defective cell walls?
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Chlamydia, Mycoplasma, Rickettsia
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Clostridium perfringens is most commonly seen clinically as ___?
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gas gangrene
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C. difficile: aerobe or anaerobe?
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C. diff is an anaerobe
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B. fragilis: aerobe or anaerobe?
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Bacteroids fragilis is an anaerobe
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Ticarcillin should be used cautiously in what pt. population?
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CHF (has a high Na+ load)
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Examples of 1st generation cephalosporins?
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Cefazolin, cephalexin
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Examples of 2nd generation cephalosporins?
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Cefotetan, Cefoxitin, Cefuroxime
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Examples of 3rd generation cephalosporins?
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Ceftriaxone, ceftazidime, cefotaxime
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Which cephalosporin is associated with acalculous cholestasis and bilirubin displacement from albumin?
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ceftriaxone
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Examples of 4th generation cephalosporins?
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Cefepime
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Name 3 examples of antibiotics that work by inhibiting cell wall synthesis
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PCNs, cephalosporins, Vancomycin
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Name 2 examples of antibiotics which inhibit bacterial DNA
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fluoroquinolines, flagyl
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Name 4 examples of antibiotics which work by inhibiting protein synthesis
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aminoglycosides, clindamycin, macrolides, tetracyclines
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Name 2 examples of antibiotics which are antimetabolites
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sulfonamides, trimethoprim
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Name 3 examples of antibiotics which work by disrupting cell membranes
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amphotericin B, ketaconazole, nystatin
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Example of beta-lactam antibiotics?
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PCNs, cephalosporins, carbapenems (imipenem), monobactams (aztreonam)
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Uses for natural PCN?
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mostly G(+), mostly streptococci (most mouth anaerobes)
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Uses for PCNase-resistant PCNs?
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Most streptococci; beta-lactamase producing S. aureus; not good for gram (-)
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Examples of PCNase-resistant PCNs?
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Nafcillin, Oxacillin
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Examples of aminopenicillins?
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Ampicillin, Amoxacillin
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Uses for aminopenicillins?
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Most streptococci, basic G(-) coverage
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Name 2 aminopenicillins that have some G(+)/G(-) coverage but are not effective against beta lactamase producing organisms
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Ampicillin, Amoxacillin
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Name 2 aminopenicillin preparations that have some G(+)/G(-) coverage and are effective against beta lactamase producing organisms
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Ampicillin/sulbactam (Unasyn), Amoxacillin/Clavulanate (Augmentin)
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Examples of Anti-pseudomonas PCNs?
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ticarcillin, piperacillin
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Uses of anti-pseudomonas PCNs?
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G(-) rod bacteria, especially pseudomonas; aminopenicillin-resistant Proteus
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