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Antimicrobial recall quiz

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Antimicrobial recall quiz

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ANTIMICROBIAL RECALL QUIZ
COMPLETE SOLUTION 100% VERIFIED
ANSWERS A+ GRADED FREE


xHow do penicillins and cephalosporins work? - Correct answer.weaken cell wall and promote lysis and
cell death



Bactericidal drugs are: - Correct answer.are directly lethal to bacteria at achievable concentrations



Why are narrow spectrum antibiotics preferred over broad spectrum antibiotics? - Correct answer.Broad
spectrum antibiotics do the most to facilitate emergence of resistance



How does bacterial resistance develop with penicillins? - Correct answer.production of penicillin binding
proteins that have *low affinity* for penicillins



inability of penicillins to reach their target



inactivation of penicillins by bacterial enzymes



Strep throat treatment with PCN allergy? - Correct answer.Azithromycin



What are penicillinases? - Correct answer.beta-lactamases that act selectively on penicillins



List penicillinase-resistant penicillin: - Correct answer.Nafcillin

Dicloxacillin

Oxacillin

, Broad spectrum penicillin? - Correct answer.Amoxicillin

Ampicillin



Extended spectrum penicillin? - Correct answer.Piperacillin



Beta-lactamase inhibitors? - Correct answer.Clavulanic acid

Sulbactam

Tazobactam



Cephalosporins you should not give to alcoholics? - Correct answer.Cefazolin

cefmetazole

cefoperazone

cefotetan



What is first generation cephalosporins used for? - Correct answer.Surgical prophylaxis

Cefadroxil

Cephalexin



What cephalosporin should people on coumadin avoid? - Correct answer.cefotetan

ceftriaxone

cefmetazole

cefoperazone

*decrease prothrombin, interferes with vit. k*



3rd Generation cephalosporins treat? - Correct answer.meningitis

*can penetrate spinal fluid*



4th Generation cephalosporins treat? - Correct answer.upper resp tract infections:

pneumonia

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