CPT Exam 2022 Questions and Answers with complete solution Which of the following test(s) are required to be performed by law on all newborns in the United States? Correct Answer-PKU Why must a ph... lebotomist discard the first sample drawn from a heparin or saline lock? Correct AnswerPotential 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: Correct Answer-450ml The donation of blood by a patient for his or her own use at a later time is known as: Correct AnswerAutologous 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? Correct Answer-The specimen must be collected in a prewarmed tube Which of the following sample collections does not require transportation of the sample to the laboratory in a chilled environment? Correct Answer-Vitamin A The phlebotomist has just collected a specimen that needs to be protected from light during transportation to the laboratory. Which of the following specimens did the phlebotomist collect? Correct Answer-Beta-carotene Which of the following samples is not collected for use as evidence in a legal proceeding? Correct AnswerPKU testing The phlebotomist is called to the ER to pick up forensic specimens for a sexual assault. The most important concept the phlebotomist must adhere to in handling forensic specimens in proper: Correct Answer-Chain of custodyWhich of the following criteria is evaluated to determine if a peripheral blood smear is of adequate quality? Correct Answer-The slide has a feathered edge, the slide has no holes, the slide has no streaks (all of the above) Hemolysis is defined as: Correct Answer-Destruction of red blood cells The phlebotomist has received an order to draw a specimen from a patient known to have a cold agglutinin. The test that has been ordered requires that an EDTA whole blood tube be collected in a prewarmed tube and remain warm until testing. The test ordered is a: Correct Answer-CBC The phlebotomist has an order to draw all of the following tests. Which one of the test samples must be protected from light? Correct Answer-Vitamin B12 Who regulates the use of personal protective equipment for laboratory specimen processing? Correct Answer-OSHA You are responsible for cataloging the specimens being delivered by the courier to the laboratory. Which of the following is a unique identifying number that you will use for cataloging samples in the laboratory? Correct Answer-Accession number You are called to assist in central processing. The specimens that you are given to process require the separation of small portions of plasma or serum from cellular elements to individual containers called: Correct Answer-Aliquots The phlebotomist has drawn a series of plain red top (no additives) for immunologic testing. At room temperature, complete clotting of these tubes will occur in what time frame? Correct Answer-30 to 45 minutes Which of the following terms describes the quantitative methods used to monitor the quality of procedures? Correct Answer-Quality controlPatient preparation, collection, and specimen transportation protocols are all part of which of the following? Correct Answer-Quality assurance The phlebotomist receives a request to perform a sweat chloride test on a 2-year-old child and wants to refresh her memory before performing the test. The phlebotomist consults the ______ before going to the child's room. Correct Answer-Procedure manual As a phlebotomist you are responsible for monitoring and controlling variables that impact your scope of practice in the collection of quality specimens. Which of the following variables is the phlebotomist most responsible for controlling? Correct Answer-Preanalytical variables Which of the following is not a preanalytical variable? Correct Answer-Specimen analysis When should the phlebotomist wash his or her hands? Correct Answer-When entering and leaving the patient's room A patient filed a civil suit against the phlebotomist. In order for the phlebotomist to be found guilty of malpractice, which of the following must be proven by the plaintiff? Correct Answer-Duty, dereliction, injury, direct cause Which of the following defines a set of standards and procedures for the protection of privacy of health information? Correct Answer-HIPAA Who is legally responsible for injuries resulting from a venipuncture? Correct Answer-The phlebotomist Before proceeding with any collection procedure the phlebotomist should always: Correct Answer-Obtain a positive informed consent What does the phrase "point of care" mean? Correct Answer-Performance of the test immediately after obtaining the sample usually in the same room All of the following are advantages of POC except: Correct Answer-Increased recovery timeWhich of the following point-of-care test may be used to assess the presence of anemia? Correct AnswerHematocrit and Hemoglobin You are assigned to cover the open-heart recovery unit and will be monitoring heparin therapy on several patients. Which of the following POC test will you perform to monitor heparin therapy? Correct AnswerPT and APTT The most commonly performed POCT is the_____? Correct Answer-Glucose Hematocrit is a determination of which of the following? Correct Answer-Packed red cell volume Which of the following waived test would be used to monitor a diabetic patient? Correct Answer-Glucose Which of the following tubes would be the specimen of choice used to collect a sample for hematocrit testing? Correct Answer-EDTA What is the color of the stopper of a collection tube containing sodium citrate? Correct Answer-Light Blue Gloves should be changed and hands washed: Correct Answer-After each patient contact Circulation through the heart and the rest of the body's tissues is referred to as: Correct Answer-Systemic circulation All of the following equipment may be used in performing venipuncture on small, fragile veins, except a: Correct Answer-21-gauge needle Drawing blood from a foot or leg requires: Correct Answer-Permission from the physician [Show More]
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