Create a 2- to 3-page document in Microsoft Word for providing
answers to questions in the following review sheets:
Exercise 1 – Disinfectants
1. What does bactericidal mean? Bacteriostatic? Virucidal?
Fungistatic?
2. Why are control cultures necessary in evaluating
disinfectants?
3. What factors can influence the activity of a disinfectant?
4. Why do microorganisms differ in their response to
disinfectants?
5. What microorganisms are most susceptible to disinfectants?
Exercise 2 – Antimicrobial Agent Susceptibility Testing and
Resistance
1. What is meant by antimicrobial resistance? Susceptibility?
2. Why are pure cultures used for antimicrobial
susceptibility testing?
3. Would it be acceptable to use a mixed culture for this
test? Why?
4. List three factors that can influence the accuracy of the
test.
5. When performing a broth dilution test why is it necessary
to include a growth control tube? A sterility control tube?
Support your responses with examples.
Cite any sources in APA format.
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