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Questions and Answers
What is the appropriate angle to insert the Vacutainer needle during venipuncture?
What is the appropriate angle to insert the Vacutainer needle during venipuncture?
- 45 degrees
- 30 degrees
- 15 degrees (correct)
- 60 degrees
Which gauge of needle is recommended to prevent hemolysis during blood collection?
Which gauge of needle is recommended to prevent hemolysis during blood collection?
- 16 gauge
- 18 gauge
- 22 gauge
- 20 gauge (correct)
What should be done to ensure proper mixing of anticoagulants or preservatives in blood collection tubes?
What should be done to ensure proper mixing of anticoagulants or preservatives in blood collection tubes?
- Invert the tubes upside down 5-10 times (correct)
- Shake the tubes vigorously
- Do not mix the tubes after blood collection
- Gently rotate the tubes upside down 2-3 times
Where should a tourniquet be applied when evaluating vein selection for venipuncture?
Where should a tourniquet be applied when evaluating vein selection for venipuncture?
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What is the preferable method to identify suitable veins for venipuncture?
What is the preferable method to identify suitable veins for venipuncture?
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What does the term 'thrombophlebitis' refer to?
What does the term 'thrombophlebitis' refer to?
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What is the purpose of a 'vacutainer' in phlebotomy?
What is the purpose of a 'vacutainer' in phlebotomy?
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What is the function of a 'butterfly' in phlebotomy?
What is the function of a 'butterfly' in phlebotomy?
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What does the term 'centrifuge' refer to in the context of phlebotomy?
What does the term 'centrifuge' refer to in the context of phlebotomy?
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What is 'hemolysis' in the context of phlebotomy?
What is 'hemolysis' in the context of phlebotomy?
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