A Laboratory Assistant That Works with Mice Recently Noticed That

question 1

Multiple Choice

A laboratory assistant that works with mice recently noticed that their lymph nodes were swollen and that they had a lesion on their hand that was not there a few weeks ago.The lymph node tissue is sent to the laboratory for culture.The laboratory technologist noticed on the stained sample that there was an organism present that resembled a spiral,gram negative with flagella.The cultures grew no organisms.What is the most likely cause for the discrepancy?

• A)The laboratory technologist misidentified the stain artifact as an organism.
• B)The laboratory technologist did not culture the sample to media.
• C)The organism is not able to grow on media and requires another method for identification.
• D)The organism was not allowed to incubate long enough.

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