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Chapt 8: venipunct
| Question | Answer |
|---|---|
| additives | chemicals designed to promote or prevent certain changes in blood sample |
| antiseptic | substance that prevents infection |
| bacteriostatic | inhibits the growth and reproduction of bacteria but doesn't kill them |
| butterfly | needle used for smaller veins |
| clot activatiors | promote coagulation |
| disinfectant | agent used to clean a surface other than living tissue |
| gauge | describes diameter of the needle's hollow tube within shaft |
| glycolysis | cellular reaction used to harvest energy from glucose |
| inpatients | patients that are admitted to the hospital |
| Luer adapter | leak free connecter between syringes and needles |
| lumen | hollow tube within shaft |
| multisample needle | double ended needle with a retractable rubber sleeve that covers second needle |
| needle adapter | secures the tube and allows the vacuum to collect blood |
| order of draw | the order used when drawing blood to reduce cross contamination |
| outpatients | usually come to phlebotomy drawing station in a clinic or hospital setting and then leaves after procedure |
| polymer gel | gel liquefies and then hardens to form two layers of plasma and serum to make it easier to separate |
| thixotropic gel | gel liquefies and then hardens to form two layers of plasma and serum to make it easier to separate |
| tourniquet | impedes veinous blood flow out of the arm, making vein bulge |
| tube advancement mark | indicates how far the tube can be pushed in without losing a vacuum |
| tube holder | secures the tube when drawing blood and makes the transfer between tubes easier |
| whole blood | blood mixed with anticoagulant so it will not clot |
| winged infusion set | also called butterfly needle, used on small and weak veins |