Chapter 11-14

43 Questions | Total Attempts: 684

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Chapter 11-14 - Quiz

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Questions and Answers
  • 1. 
    When drawing a blood alcohol specimen, it is acceptable to clean the are with
    • A. 

      Benzalkonium chloride

    • B. 

      Isopropyl alcohol

    • C. 

      Methanol

    • D. 

      Tincture of iodine

  • 2. 
    Which of the following is the most critical part of blood culture collection?
    • A. 

      Adequately filling two media vial

    • B. 

      Antisepsis of the collection site

    • C. 

      Selecting the collection site

    • D. 

      Timing of the second set of cultures

  • 3. 
    TDM peak concentration may be defined as the
    • A. 

      Highest concentration of the drug during a dosing interval

    • B. 

      Lowest concentration of the drug during a dosing interval

    • C. 

      Maximum effectiveness of the drug

    • D. 

      Time when the amount of drug entering the body is equal to the amount leaving the body

  • 4. 
    When performing a glucose tolerance test, the fasting specimen is drawn at 0815 and the patient finishes the glucose beverage at 0821. When should the 1-hour specimen be collected?
    • A. 

      0915

    • B. 

      0920

    • C. 

      0945

    • D. 

      0950

  • 5. 
    A bleeding time test detects
    • A. 

      Abnormalities in drug metabolism

    • B. 

      Diabetes mellitus

    • C. 

      Platelet function disorders

    • D. 

      Septicemia

  • 6. 
    Removing a unit of blood from a patient and not replacing it is used as a treatment for
    • A. 

      ABO Rh incompatibility

    • B. 

      Leukemia

    • C. 

      Polycythemia

    • D. 

      Tuberculosis

  • 7. 
    Which of the following tests may require special chain-of-custody documentation when the specimen is collected?
    • A. 

      Blood culture

    • B. 

      Crossmatch

    • C. 

      Drug screen

    • D. 

      TDM

  • 8. 
    What type of specimen is needed for a guaiac test
    • A. 

      Amniotic fluid

    • B. 

      Blood

    • C. 

      Feces

    • D. 

      Urine

  • 9. 
    Which of the following tests must have a 9:1 ratio of blood to anticoagulant in the collection tube?
    • A. 

      2-hours PP

    • B. 

      Blood culture

    • C. 

      Electrolytes

    • D. 

      Protime

  • 10. 
    Which of the following specimens is collected in a trace-element-free tube?
    • A. 

      ABGs

    • B. 

      BUN

    • C. 

      Lead

    • D. 

      Occult blood

  • 11. 
    Common chemistry tests performed by POCT instruments include
    • A. 

      Hgb and Hct

    • B. 

      Na and K

    • C. 

      Pt and PTT

    • D. 

      T4 and TSH

  • 12. 
    Which of the following is a test that measures packed cell volume?
    • A. 

      HCG

    • B. 

      Hct

    • C. 

      INR

    • D. 

      TnT

  • 13. 
    The primary reason for performing arterial puncture is to
    • A. 

      Determine hemoglobin levels

    • B. 

      Evaluated blood gases

    • C. 

      Measure potassium

    • D. 

      Obtain calcium values

  • 14. 
    The first choice location for performing arterial puncture is the
    • A. 

      Brachial artery

    • B. 

      Ulnar artery

    • C. 

      Femoral artery

    • D. 

      Radial artery

  • 15. 
    ABG equipment includes all of the following except
    • A. 

      Povidone-iodine prep pad

    • B. 

      Heparinized syringe

    • C. 

      Syringe cap

    • D. 

      Tourniquet

  • 16. 
    Commonly measured ABG parameters include
    • A. 

      PH

    • B. 

      PCO2

    • C. 

      O2 saturation

    • D. 

      All of the above

  • 17. 
    A phlebotomist has a request to collect and ABC specimen while the patient is breathing room air. When the phlebotomist arrives to collect the specimen the patient is still on a ventilator. What should the phlebotomist do?
    • A. 

      Call the phlebotomy supervisor and ask what to do

    • B. 

      Collect the specimen and write the ventilator setting on the requisition

    • C. 

      Consult with the patient's nurse

    • D. 

      Take the patient off the ventilator and draw the specimen

  • 18. 
    The purpose of the mocified Allen test is to determine
    • A. 

      Blood pressure in the radial artery

    • B. 

      The presence of collateral circulation

    • C. 

      The coagulation time of the arteries

    • D. 

      Whether the patient is absorbing oxygen

  • 19. 
    Which of the following is an acceptable angle of needle insertion for radial ABGs?
    • A. 

      10o

    • B. 

      20o

    • C. 

      45o

    • D. 

      90o

  • 20. 
    Which of the following complications are associated with arterial puncture?
    • A. 

      Arteriospasm

    • B. 

      Hematoma

    • C. 

      Infection

    • D. 

      All of the above

  • 21. 
    All of the following can cause erroneous ABG values except
    • A. 

      Air bubble in the sample

    • B. 

      Cooling a specimen with a high white blood count

    • C. 

      Delay in analysis exceeding 30 minutes

    • D. 

      Improper mixing

  • 22. 
    What would cause you to suspect that a thrombus formed in the radial artery while you were collecting an ABG specimen from it?
    • A. 

      A hematoma forms at the site

    • B. 

      The patient complains of extreme pain

    • C. 

      The pulse distal to the site is weak or absent

    • D. 

      There is no way to tell

  • 23. 
    Order of draw for skinpuncture
    • A. 

      Blood smears, Capillary tubes, Lavender, plain red, SST

    • B. 

      Lavender, plain red, Blood smears, Capillary tubes, SST

    • C. 

      Blood smears, Lavender, SST, Capillary tubes, plain red

    • D. 

      Capillary tubes, SST, Lavender, plain red, Blood smears

  • 24. 
    Additional information typically required on a nonblood specimen label includes the
    • A. 

      Billing code

    • B. 

      Party to be charged

    • C. 

      Physician

    • D. 

      Specimen type

  • 25. 
    Which type of urine specimen is used to detect UTI?
    • A. 

      2-hour

    • B. 

      24-hour

    • C. 

      Clean catch

    • D. 

      Midstream

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