Practice Quiz

Phlebotomist Exam Prep

Category - Procedures & Tubes

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Which of the following is the “proper order of draws”?
  1. Red top, yellow top, light blue top, additive tubes
  2. Light blue top, red top, additive tubes
  3. Hey, trick question! None of these answers is right!
  4. Yellow top, light blue top, red top, additive tubes.
Explanation
Answer: D - Yellow top (or yellow and black), light blue top, red top, and lastly additive tubes, is the proper order of draws. Following the proper order is crucial when drawing for multiple tests. Not adhering to the proper order of draws may result in additive cross-contamination and ultimately, incorrect lab results.

As a studier astutely pointed out below, the additive tubes also be in a certain order (yellow, light green, green, lavender, grey).
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Additional Answers

Harmony Mallory says:

Shouldn't the additive tubes also be in a certain order (yellow, light green, green, lavender, grey)?

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