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Phlebotomy
| Question | Answer |
|---|---|
| order of draw | yellow light blue red gold/red marbled-sst green lavender gray |
| yellow | additive- sterile test for blood cultures |
| light blue | additive-sodium citrate (prevents hemolysis) coagulation (PT,PTT) |
| red | no additive chemistry, yields serum |
| SST | additive- serum separator gel serum, lipid panel, triglyceride |
| green | additive-heparin (prevents clotting; blood thinner) ammonia/chemistry/ yields plasma |
| Lavender | additive-EDTA hematology, CBC, hgb A1C |
| Gray | additive- sodium fluoride/potassium Oxalate Glucose, Blood alcohol |
| the order of draw for a phlebotomy collection is followed to avoid ________ | insufficient collection volume |
| what instruction should be given to a patient in preparation for collecting a urine sample that will be cultured? | the specimen requires collection in a sterile container. |
| what should a phlebotomist provide to a patient before performing a blood draw? | Contact the provider for test results. |
| a phlebotomist should avoid using a site with burned skin during venipuncture for the risk of what? | inaccuracy of lab results |
| quality control testing of a glucometer is important because it _________ | promotes accurate |
| This tube has an additive that removes calcium to prevent clot formation | Light blue |