Podcast
Questions and Answers
What does the 'I' in 'IMViC' stand for?
What does the 'I' in 'IMViC' stand for?
Which reagent is used to detect indole production in the Indole Test?
Which reagent is used to detect indole production in the Indole Test?
What color indicates a positive result in the Indole Test?
What color indicates a positive result in the Indole Test?
Which bacteria are Indole-positive?
Which bacteria are Indole-positive?
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Which two tests are performed using a single broth as part of the IMViC tests?
Which two tests are performed using a single broth as part of the IMViC tests?
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What does a positive MR test indicate about the organism being tested?
What does a positive MR test indicate about the organism being tested?
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Which test is used to detect the acidic end product of glucose metabolism?
Which test is used to detect the acidic end product of glucose metabolism?
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Which bacteria produce a positive Methyl Red (MR) test result?
Which bacteria produce a positive Methyl Red (MR) test result?
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Which test is used to distinguish between members of the Enterobacteriaceae family based on citrate utilization?
Which test is used to distinguish between members of the Enterobacteriaceae family based on citrate utilization?
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What color change indicates a positive Voges–Proskauer (VP) Test result?
What color change indicates a positive Voges–Proskauer (VP) Test result?
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Which bacteria are Citrate negative according to the Citrate utilization Test?
Which bacteria are Citrate negative according to the Citrate utilization Test?
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What does the Urease Test detect the ability of an organism to produce?
What does the Urease Test detect the ability of an organism to produce?
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Which organism is Urease negative according to the Urease Test?
Which organism is Urease negative according to the Urease Test?
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Which enzyme does the Oxidase test determine the presence of?
Which enzyme does the Oxidase test determine the presence of?
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Which family of bacteria are typically Oxidase negative according to the Oxidase test?
Which family of bacteria are typically Oxidase negative according to the Oxidase test?
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'Members of Enterobacteriaceae family are catalase positive' refers to the ability of these bacteria to:
'Members of Enterobacteriaceae family are catalase positive' refers to the ability of these bacteria to:
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Study Notes
IMViC Tests
- The 'I' in 'IMViC' stands for Indole
- Kovac's reagent is used to detect indole production in the Indole test
- A red layer indicates a positive result in the Indole Test
- Escherichia coli is an example of an Indole-positive bacteria
- The MR-VP tests are performed using a single broth
- A positive Methyl Red (MR) test indicates the organism produces mixed acids as a result of glucose metabolism
- The Methyl Red (MR) test is used to detect the acidic end product of glucose metabolism
- Escherichia coli and Salmonella are bacteria that produce a positive Methyl Red (MR) test result
- The Citrate utilization Test is used to distinguish between members of the Enterobacteriaceae family based on citrate utilization
- A blue color change indicates a positive Voges–Proskauer (VP) Test result
- Escherichia coli and Salmonella are examples of Citrate negative bacteria according to the Citrate utilization Test
- The Urease Test detects the ability of an organism to produce urease
- Proteus mirabilis is a Urease negative organism according to the Urease Test
- The Oxidase test determines the presence of cytochrome c oxidase
- The Enterobacteriaceae family are typically Oxidase negative according to the Oxidase test
- 'Members of Enterobacteriaceae family are catalase positive' refers to the ability of these bacteria to break down hydrogen peroxide into water and oxygen.
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Description
Test your knowledge of the IMViC tests used for the identification of members of the Enterobacteriaceae family, including the Indole, Methyl red, Voges-Proskauer, and Citrate tests. This quiz covers the mediums, reagents, and procedures involved in these tests.
