Phlebotomy Final Exam Practice Part 1, 24 Questions

24 Questions  I  By JonThomas
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Phlebotomy Quizzes & Trivia
Preparation for final phlebotomy exam part 1. Questions 1-24

  
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  • 1. 
    QWhat is the Clinical and Laboratory Standards Institute (CLSI) recommended maximum depth of heel puncture?

  • 2. 
    Why are EDTA specimens obtained before other specimens when collecting by skin puncture?

  • 3. 
    UWhy should a laboratory report form indicate the fact that a specimen has been collected by skin puncture?

  • 4. 
    Which of the following is the safest area for infant heel puncture?
    • A. 

      The area of the arch

    • B. 

      The central area

    • C. 

      The lateral plantar surface

    • D. 

      The posterior curvature


  • 5. 
    A skin puncture should be done instead of a venipuncture in all of the following situations EXCEPT:
    • A. 

      A child younger than 1 year of age

    • B. 

      A patient with difficult veins

    • C. 

      When a light blue stopper tube is needed

    • D. 

      When a small volume of blood is needed


  • 6. 
    Skin puncture blood most closely resembles:

  • 7. 
    What does the term "calcaneus" mean?

  • 8. 
    Skin puncture blood reference values (normals) are higher for:
    • A. 

      Calcium

    • B. 

      Glucose

    • C. 

      Phosphorous

    • D. 

      Total Protein


  • 9. 
    A hereditary inability to metabolize phenylalanine.

  • 10. 
    It is necessary to control depth of lancet insertion during skin puncture to avoid:

  • 11. 
    What is the purpose of warming the site before skin puncture?
    • A. 

      It comforts the patient

    • B. 

      It increases blood flow up to 7 times

    • C. 

      It makes the veins more visible

    • D. 

      It prevents hemolysis of the sample


  • 12. 
    Which is the best tube for collecting an ethanol specimen?
    • A. 

      EDTA

    • B. 

      Siliceous earth

    • C. 

      Sodium citrate

    • D. 

      Sodium Fluoride


  • 13. 
    The tests performed in the following department are collected in a tube with a light blue stopper.
    • A. 

      Chemistry

    • B. 

      Hematology

    • C. 

      Coagulation

    • D. 

      Microbiology


  • 14. 
    A tube with a green stopper usually contains:

  • 15. 
    The purpose of an antiglycolytic agent is to preserve glucose.
    • A. 

      True

    • B. 

      False


  • 16. 
    What is the most important factor in choosing which gauge needle to use for venipuncture?

  • 17. 
    What additive is usually present in a lavendar top tube?

  • 18. 
    Glass particles present in serum separator tubes:
    • A. 

      Accelerate coagulation

    • B. 

      Deter clotting

    • C. 

      Inhibit glycolysis

    • D. 

      Prevent hemolysis


  • 19. 
    Heparin prevents blood from clotting by:

  • 20. 
    Which of the following is NOT an antiseptic
    • A. 

      Benzalkonium chloride

    • B. 

      Isopropanol

    • C. 

      Providone-Iodine

    • D. 

      Sodium hypochlorite


  • 21. 
    Substances used for skin cleaning that inhibit the growth of bacteria.

  • 22. 
    You have a request to draw a specimen on an inpatient named John Doe. How do you proceed to identify your patient once you have introduced yourself?
    • A. 

      Ask the patient "Are you John Doe?"

    • B. 

      Look at his ID band and ask the patient to please state his name.

    • C. 

      Check the patient's ID band and say "I see that you are John Doe".

    • D. 

      If the ID band and requisistion match, draw the specimen


  • 23. 
    Which of the following should NOT be used to enhance the vein selection process?
    • A. 

      Having the patient vigorously pump his or her fist

    • B. 

      Lowering the arm

    • C. 

      Papating the antecubital area

    • D. 

      Using a warm towell to increase blood flow


  • 24. 
    What additives are present in a yellow-topped tube that is to be sent to the microbiology department?

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