front 1 Diffusion and dilution tests that expose pathogens to antimicrobials are designed to ___________
| back 1 d. Both b and c |
front 2 In the Kirby-Bauer susceptibility test, the presence of a zone of inhibition around disks containing antimicrobial agents indicates ______
| back 2 a. that the microbe does not grow in the presence of the agents |
front 3 The key to succesful chemotherapy is
| back 3 a. selective toxicity |
front 4 Which of the following statements is relevant in explaining why sulfonamides are effective?
| back 4 c. humans and microbes use PABA differently in their metabolism |
front 5 Cross resistance is _____________
| back 5 d. resistance to one antimicrobial agent because of its similarity to another microbial agent |
front 6 Multiple drug resistance microbes ___________
| back 6 c. frequently develop in hospitals |
front 7 Which of the following is most closely associated with a beta-lactam ring?
| back 7 a. penicillin |
front 8 Drugs that act against protein synthesis include ___________
| back 8 d. aminoglycosides |
front 9 Which of the following statements is false concerning antiviral drugs?
| back 9 a. macrolide drugs block attachment sites of the host cell wall and prevent viruses form entering |
front 10 PABA is ___________.
| back 10 d. used to synthesize folic acid |
front 11 AIDS is treated with a "cocktail" of several antiviral agents at once. Why is the cocktail more effective than a single agent? What is a physician trying to prevent by prescribing several drugs at once? | back 11 no data |
front 12 How does penicilluim escape the effects of the penicillin it secretes? | back 12 no data |
front 13 In an issue of News of the Lepidopterists' Society, a recommendation was made to moth and butterly collectors to use antimicrobials to combat disease in the young of these insects. What are the possible ramifications for human health of such usage of antimicrobials? | back 13 no data |