Exam 1 Antibiotic Mechanisms

Question 0

What is the mode of action of fluoroquinolones/quinolones?***

Answer 0

inhibit nucleic acid synthesis by inhibiting with DNA gyrase

Question 1

What is the mode of action of beta-lactams?***

Answer 1

inhibit cell wall synthesis (by targeting peptidoglycan synthesis)

Question 2

What is the mode of action of sulfonamides and potentiated sulfas?***

Answer 2

interfere with DNA synthesis by blocking folic acid synthesis

Question 3

What is the mode of action of tetracyclines?***

Answer 3

inhibit protein synthesis

Question 4

What is the mode of action of aminoglycosides?

Answer 4

inhibit protein synthesis

Question 5

What is the mode of action of lincosamides?

Answer 5

inhibit protein synthesis

Question 6

What is the mode of action of macrolides?

Answer 6

inhibit protein synthesis

Question 7

What is the mode of action of peptides?

Answer 7

inhibit cell membrane function

Question 8

What is the mode of action of glycopeptides (vancomycin)?

Answer 8

inhibit cell wall synthesis by targeting peptidoglycan synthesis

Question 9

What is the mode of action of nitroimidizoles?

Answer 9

inhibit repair by disrupting DNA structure

Question 10

What is the mode of action of rifampins?

Answer 10

inhibit transcription by inhibiting DNA-dependent RNA polymerase?

Question 11

What is the mode of action of nitrofurans?

Answer 11

inhibit protein synthesis