18 Questions
What gauge needle is recommended to prevent hemolysis?
20 gauge
Where should a tourniquet be applied for vein evaluation?
2-3 inches above the elbow
What step follows the application of a tourniquet during phlebotomy?
Stabilize the vein
What is the last step after blood collection?
Apply pressure for 2-3 minutes
Which item is crucial for mixing anticoagulants or preservatives in blood collection tubes?
Vacutainer adapter
What should be done before labeling blood collection tubes?
Invert blood tubes 5-10 times
Which area should be avoided when choosing a site for venipuncture?
Lower extremities
What is the act of puncturing a vein with a needle called?
Venipuncture
What is the breaking of blood cells called?
Hemolysis
What is the hollow center of a needle called?
Lumen
What is used to draw blood and has wings on each side?
Butterfly
What device is used in the lab to spin blood and separate the liquid and solid portions of the blood?
Centrifuge
What is the area in front of the elbow called?
Anticubital space
What should be asked to the patient before drawing blood?
Screen for Latex Allergy
What is the inflammation of a vein with blood clot formation called?
Thrombophlebitis
What is a vacuum tube used to draw blood called?
Vacutainer
What is a blood-filled bruise caused when a blood vessel is broken called?
Hematoma
Test your knowledge of phlebotomy practical techniques and biochemistry with these quizzes. Topics include choosing a needle, site, and supplies, steps to phlebotomy, medical terms, and screening for latex allergy.
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