NURS 5335 FAMILY II ABX/UTI PRACTICE QUESTIONS
WITH SOLVED ANSWERS.
How do PCN and cephalosporins work -- Answer ✔✔ By weakening the cell wall and
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promoting lysis and death t t t
Bactericidal drugs are -- Answer ✔✔ Directly lethal to bacteria at achievable
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concentrations
Why are narrow spectrum ABX preferred over broad spectrum ABX -- Answer ✔✔
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Broad spectrum ABX do the most to facilitate emergency of resistance
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How does bacterial resistance develop with PCN? -- Answer ✔✔ -Production of PCN
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binding proteins that have low affinity for PCN
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-Inability of PCN to reach their target
t t t t t t
-Inactivation of PCN by bacterial enzyme t t t t t
Mary is a 20 year old female you have diagnosed her with strep throat. She has had an
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anaphylactic reaction to PCN. Which ABX is appropriate? -- Answer ✔✔ Azithromycin
t t t t t t t t t t t
What are penicillinases -- Answer ✔✔ Beta-lactamases that act selectively on PCN
t t t t t t t t t t t
Penicillinase-Resistant PCN -- Answer ✔✔ -Nafcillin t t t t t
-Dicloxacillin
-Oxacillin
Broad spectrum PCN (aminopenicillins) -- Answer ✔✔ -Amoxicillin
t t t t t t t
-Ampicillin
Extended spectrum PCN (antipseudomonal) -- Answer ✔✔ -Ticarcillin
t t t t t t t
WITH SOLVED ANSWERS.
How do PCN and cephalosporins work -- Answer ✔✔ By weakening the cell wall and
t t t t t t t t t t t t t t t
promoting lysis and death t t t
Bactericidal drugs are -- Answer ✔✔ Directly lethal to bacteria at achievable
t t t t t t t t t t t t
concentrations
Why are narrow spectrum ABX preferred over broad spectrum ABX -- Answer ✔✔
t t t t t t t t t t t t t
Broad spectrum ABX do the most to facilitate emergency of resistance
t t t t t t t t t t
How does bacterial resistance develop with PCN? -- Answer ✔✔ -Production of PCN
t t t t t t t t t t t t t
binding proteins that have low affinity for PCN
t t t t t t t
-Inability of PCN to reach their target
t t t t t t
-Inactivation of PCN by bacterial enzyme t t t t t
Mary is a 20 year old female you have diagnosed her with strep throat. She has had an
t t t t t t t t t t t t t t t t t t
anaphylactic reaction to PCN. Which ABX is appropriate? -- Answer ✔✔ Azithromycin
t t t t t t t t t t t
What are penicillinases -- Answer ✔✔ Beta-lactamases that act selectively on PCN
t t t t t t t t t t t
Penicillinase-Resistant PCN -- Answer ✔✔ -Nafcillin t t t t t
-Dicloxacillin
-Oxacillin
Broad spectrum PCN (aminopenicillins) -- Answer ✔✔ -Amoxicillin
t t t t t t t
-Ampicillin
Extended spectrum PCN (antipseudomonal) -- Answer ✔✔ -Ticarcillin
t t t t t t t