Review of Antimicrobials L3 (from Panopto Lecture on 1/19/2016)

Question 1

Use of a pure culture of bacteria in antimicrobial susceptibility testing is critical for obtaining accurate results.

A. True
B. False

Answer 1

A. True

Question 2

Which of the following statements is incorrect regarding antimicrobial susceptibility testing?

A. MIC is the lowest concentration of antimicrobial agent which can inhibit the growth of bacteria.

B. Published break points are required for interpretation of AST results.

C. MIC can be measured in E-Test

D. MIC can be accurately measured using the Disk diffusion test (Kirby Bauer Test)

Answer 2

D.

Question 3

Which of the following processes is least likely to be a (specific) virulence mechanism in bacteria?

a. Bacterial movement using flagella
b. Bacterial attachment using fimbriae
c. Biofilm production and attachment to surfaces
d. Bacterial protein production by ribosomes

Answer 3

d. Bacterial protein production by ribosomes

Question 4

Which will be the least likely scientific factor to be considered in deciding antimicrobial therapy?

a. Know the drugs
b. Know the microbes
c. Know the patient
d. Know the client

Answer 4

d. Know the client

Question 5

In general, drugs with lower MIC values are better choices for treatment.

A. True

B. False

Answer 5

A. True

Question 6

Define MIC ( Minimum Inhibitory Concentration).

Answer 6

The minimum amt. of a drug that is required to inhibit bacterial growth.