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Questions and Answers
Why are special site-cleaning measures required prior to collecting blood cultures?
Why are special site-cleaning measures required prior to collecting blood cultures?
- To increase the volume of blood collected for culture
- To reduce the risk of needle breakage during collection
- To avoid mixing up the order of draw for different tests
- To prevent contamination of the specimen by microorganisms normally found on the skin (correct)
Why are blood culture tubes or bottles collected first in the order of draw?
Why are blood culture tubes or bottles collected first in the order of draw?
- To avoid confusion with other test tubes
- To speed up the collection process
- To ensure they are collected when sterility of the site is optimal (correct)
- To prevent clots from forming in the tubes
Why do blood cultures not often factor into the sequence of collection?
Why do blood cultures not often factor into the sequence of collection?
- Because they are typically drawn separately (correct)
- Because they are less prone to contamination
- Because they are not as important as other tests
- Because they require longer incubation periods
What is the purpose of preventing microbial contamination of the needle from the unsterile tops of tubes used to collect other tests?
What is the purpose of preventing microbial contamination of the needle from the unsterile tops of tubes used to collect other tests?
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