Workbook in Microbiology 7e

2. What is meant by antimicrobial resistance? Susceptibility?

3. Why are pure cultures used for antimicrobial susceptibility testing?

4. Would it be acceptable to use a mixed culture for this test? Why?

5. List three factors that can influence the accuracy of the test.

6. If a McFarland 0.5 standard contains 1 X 108 organisms per milliliter, how many bacteria were added to each ampicillin-containing tube in Experiment 15.2?

7. When performing a broth dilution test, why is it necessary to include a growth control tube? A sterility control tube?

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Bacterial Vaginosis Facts

Bacterial Vaginosis Facts

This fact sheet is designed to provide you with information on Bacterial Vaginosis. Bacterial vaginosis is an abnormal vaginal condition that is characterized by vaginal discharge and results from an overgrowth of atypical bacteria in the vagina.

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Responses

  • Odovacar
    When performing a broth dilution test, why is it necessary to include a sterility control tube?
    8 years ago
  • edvige
    When performing a broth dilution test why is it necessary to include a growth control tube?
    7 years ago

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