EBK MICROBIOLOGY:W/DISEASES BY BODY...-
5th Edition
ISBN: 9780134608242
Author: BAUMAN
Publisher: PEARSON
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Chapter 10, Problem 2MC
In a Kirby-Bauer susceptibility test, the presence of a zone of inhibition around disks containing antimicrobial agents indicates _____.
- a. that the microbe does not grow in the presence of the agents
- b. that the microbe grows well in the presence of the agents
- c. the smallest amount of the agent that will inhibit the growth of the microbe
- d. the minimum amount of an agent that kills the microbe in question
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Students have asked these similar questions
In the Kirby-Bauer test, which of the following must be consistent?
a. concentration of bacteria placed on the plate
b. type of medium in the plate
c. concentration of antimicrobial drug in the disk
d. all of these
Which one of the following methods of antimicrobial susceptibility testing requires a dilution series of the antibiotic and
can provide a minimum inhibitory concentration?
Select one:
a. Disk diffusion method
b. Broth microdilution method
c. Agar macrodilution method
d. Gradient diffusion method
The Kirby -Bauer antimicrobial sensitivity testing method relies on:
A. The inhibition of one antimicrobial by another
B. The diffusion of antimicrobials in paper discs
C. Serial dilutions of antimicrobials in test tubes
D. A gradient of an antimicrobial on a paper strip
Chapter 10 Solutions
EBK MICROBIOLOGY:W/DISEASES BY BODY...-
Ch. 10 - Prob. 1TMWCh. 10 - Some antimicrobial drugs are harmful to humans....Ch. 10 - Antibiotic Overkill A young woman was taking...Ch. 10 - Prob. 2CCSCh. 10 - Prob. 3TMWCh. 10 - Why is it incorrect to say that an individual...Ch. 10 - Prob. 1EDCSCh. 10 - Prob. 3CCSCh. 10 - Prob. 1MCCh. 10 - In a Kirby-Bauer susceptibility test, the presence...
Ch. 10 - Prob. 3MCCh. 10 - Prob. 4MCCh. 10 - Cross resistance is _____. a. the deactivation of...Ch. 10 - Prob. 6MCCh. 10 - Prob. 7MCCh. 10 - Prob. 8MCCh. 10 - Prob. 9MCCh. 10 - Prob. 10MCCh. 10 - Label each figure below to indicate the class of...Ch. 10 - What specific test for antimicrobial efficacy is...Ch. 10 - What characteristics would an ideal...Ch. 10 - Prob. 2SACh. 10 - Why is the fact that drug Z destroys the NAM...Ch. 10 - Given that both human cells and pathogens...Ch. 10 - Prob. 5SACh. 10 - Prob. 6SACh. 10 - Prob. 7SACh. 10 - Prob. 8SACh. 10 - Compare and contrast the actions of polyenes,...Ch. 10 - Prob. 10SACh. 10 - Prob. 1CTCh. 10 - How does Penicillium escape the effects of the...Ch. 10 - How might a colony of Bacillus licheniformis...Ch. 10 - Fewer than 1 % of known antibiotics have any...Ch. 10 - In an issue of News of the Lepidopterists Society,...Ch. 10 - Even though aminoglycosides such as gentamicin can...Ch. 10 - Prob. 7CTCh. 10 - Prob. 8CTCh. 10 - Why might amphotericin B affect the kidneys more...Ch. 10 - Antiparasitic drugs in the benzimidazole family...Ch. 10 - Prob. 11CTCh. 10 - Scientists have cultured bacteria isolated from...Ch. 10 - Prob. 13CTCh. 10 - Prob. 14CTCh. 10 - Enterococcus faecium is frequently resistant to...Ch. 10 - Prob. 1CM
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- Which clinical situation would be appropriate for treatment with a narrow-spectrum antimicrobial drug? Select one: a.prophylaxis against infection after a surgical procedure b.The treatment of strep throat caused by culture identified as Streptococcus pyogenes c.None of the Above d.the treatment of a polymicrobial mixed infection in the intestine e.Empiric therapy (based on educated guesswork) of pneumonia while waiting for culture resultsarrow_forwardMatch the terminology correctly with the definition in the table below (eg A=1). TERMINOLOGY DEFINITION A. Aerosol 1. Disease caused by pathogen transfer B. Airborne infection 2. Process to kill or remove pathogenic microorganism (not spores) C. Asepsis 3. Organism capable of multiplication D. Decontamination 4. Process to kill/remove all microorganisms including spores and viruses E. Pathogen 5. Thick-walled resting cells formed by Gram+ organisms F. Infection 6. Organism able to cause disease in a host G. Disinfection 7. Suspension in air of finely dispersed solids or liquids H. Viable microorganisms 8. Caused by inhaling airborne material carrying microbial contaminants I. Sterilization 9. Prevention of microbial contamination J. Spores (bacterial) 10. Disinfection or sterilization of contaminated articlesarrow_forwardWhich one of the following methods of antimicrobial susceptibility testing combines some of the properties of two other methods and involves adding a plastic strip to the agar? Select one: a. Agar macrodilution method b. Gradient diffusion method c. Broth microdilution method d. Disk diffusion methodarrow_forward
- Which of the following is NOT a property of an antimicrobial agent? a. Must have a known concentration over a period of time required to eliminate a pathogen b. all choices are correct c. must be selectively toxic d. Must have a favorable chemotherapeutic indexarrow_forwardE-strip testing can be used to determine a drug MIC against an organism. Which ONE of the following is correct? Select one: A. The zone of inhibition is inversely proportional to the activity of the drug B. The E-strip result guides to the maximum drug concentration that can be used to clear an infection C. The E-strip is impregnated with a fixed concentration of drug D. The E-strip is used broadly clinically to determine if an organism is resistant to a drug E. The MIC is read where bacterial growth touches the E-striparrow_forwardAn antimicrobial drug with a therapeutic index is a betterchoice than one with a therapeutic index.a. low, high b. high, lowarrow_forward
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