NHC phlebotomy practice test questions WITH ANSWERS ALL CORRECT

Which of the following is appropriate to use when collecting for a chemistry test that requires serum Correct Answer: A SST tube it is centrifuge the gel changes viscosity and moves between the serum in the cells What test results are affected when Provigil iodine is used to cleanse the site for dermal puncture Correct Answer: Potassium wnen a phlebotomist is distributing laboratory results to ordering physicians which results have priority Correct Answer: Pre surgical What will calls a hemolyzed special specimen Correct Answer: Shaking the collection tube vigorously this will cause the red blood cells to rupture causing hemolysis What is the appropriate cleanser for cleaning around the urinary meatus in a clean catch urine collection Correct Answer: Benzalkonium chloride The phlebotomist should use a tube with which of the following anticoagulants to collect a PT/PTT test Correct Answer: Potassium oxalate After performing a heel puncture for neonatal screening which of the following is the correct procedure for collecting the blood Correct Answer: Wipe away the first drop of blood saturate each circle and dry for four hours What is the correct order of draw Correct Answer: Green lavender gray The order of draw for capillary collection is different than venipuncture because of Correct Answer: The increased rate of coagulation Blood specimen was rejected by the laboratory with the abbreviations QNS why was the specimen rejected Correct Answer: The specimen was insufficient QNS stands for quantity not sufficient According to CLSI order of draw guidelines which of the following samples should the phlebotomist collect first Correct Answer: Blood cultures Most invertAnticoagulant tubes to prevent which