CPT Exam Questions and Answers Graded A

Which of the following test(s) are required to be performed by law on all newborns in the United States? PKU Why must a phlebotomist discard the first sample drawn from a heparin or saline lock? Potential dilution of the specimen A first-time blood donor wants to know how much blood will be taken during the procedure. The phlebotomist states that the average volume of a "unit" of blood is: 450ml The donation of blood by a patient for his or her own use at a later time is known as: Autologous donation The phlebotomist has just completed the collection of a specimen for cold agglutinins. What special collection and/or transport measures must be taken by the phlebotomist after collection of this sample? The specimen must be collected in a prewarmed tube