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Phlebotomy AMT Practice Test 2025 guide.pdf
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An anticoagulant is used when collecting a sample for a blood glucose test because its ability to inhibit glycolysis. What colored stopper would be found on an evacuated blood collection tube used for this purpose? - answer -light gray top To prevent glycolysis, which additive is used? - answer -Sodium Fluoride
The main reason not to use expired evacuated tubes for blood specimen collection is - answer -they may exhibit incomplete filling Which of the following techniques is best to employ if blood is not obtained upon needle insertion? - answer -Gently advance the needle or gently pull back slightly What abnormal color will be observed in serum collected from a patient with jaundice due to elevated bilirubin levels? - answer -yellow The most common antiseptic for routine blood collection is - answer -70% isopropyl alcohol During venipuncture, a hematoma may result from which of the following? - answer -Needle bevel is partially inserted into a vein
answer -Needles of various sizes, needle holder/adapter, evacuated blood collection tubes
