Take Home Quiz Chapter 12

97 Questions | Total Attempts: 253

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Home Quizzes & Trivia

Questions and Answers
  • 1. 
    A mnemonic is a:
    • A. 

      Memory aid.

    • B. 

      Number code.

    • C. 

      Program icon.

    • D. 

      Secret phrase.

  • 2. 
    A barcode is a:
    • A. 

      Coded instruction needed to control computer hardware.

    • B. 

      Confidential computer code that is required by the HIPAA

    • C. 

      Series of bars and spaces representing numbers or letters.

    • D. 

      Unique number given to each test request for ID purposes.

  • 3. 
    A pneumatic tube is a:
    • A. 

      Pressurized air transportation system.

    • B. 

      Temporary computer data storage unit.

    • C. 

      Tube connection between two computers.

    • D. 

      Type of collection tube for blood gases.

  • 4. 
    This is permanent computer memory that instructs the computer to carry out user-requested operations.
    • A. 

      CPU

    • B. 

      LIS

    • C. 

      RAM

    • D. 

      ROM

  • 5. 
    What is output?
    • A. 

      Coded instruction used in computer processing

    • B. 

      Information collected for analysis or computation

    • C. 

      Processed information generated by the computer

    • D. 

      Storage units for sharing information and resources

  • 6. 
    Which one of the following methods should never be used to prevent exposure to aerosols generated when the stopper is removed from a specimen tube?
    • A. 

      Covering the stopper with a 4 X 4-inch gauze while removing it

    • B. 

      Removing the stopper with the tube held behind a shield

    • C. 

      Using a specially designed safety stopper removal device

    • D. 

      Withdrawing the specimen through the stopper by syringe

  • 7. 
    Which one of the following describes proper aliquot preparation?
    • A. 

      Immediately covering aliquot tubes after transferring the specimen

    • B. 

      Labeling tubes after pipetting the sample into the aliquot tube

    • C. 

      Pouring plasma from different additive tubes into one aliquot tube

    • D. 

      Pouring samples into aliquot tubes instead of using transfer pipettes

  • 8. 
    This organization developes standards for specimen handling and processing.
    • A. 

      CDC

    • B. 

      CLIA

    • C. 

      CLSI

    • D. 

      FDA

  • 9. 
    Interlace means:
    • A. 

      Checking quality control results on instrumentation.

    • B. 

      Entering data into a laboratory information system.

    • C. 

      Interaction through the connection of computers.

    • D. 

      Standardizing all laboratory ordering and testing.

  • 10. 
    ESR determinations on specimens held at room temperature must be made within:
    • A. 

      1 hour.

    • B. 

      4 hours.

    • C. 

      12 hours.

    • D. 

      24 hours.

  • 11. 
    Which of the following is the best way to prepare routine blood specimen tubes for transportation to the lab?
    • A. 

      Place the tubes in ice slurry.

    • B. 

      Seal the tubes in plastic bags.

    • C. 

      Wipe each tube with alcohol.

    • D. 

      Wrap the tubes in the requisitions.

  • 12. 
    Which of the following specimens are least likely to require special handling?
    • A. 

      Bilirubin and serum folate

    • B. 

      Cholesterol and uric acid

    • C. 

      Gastrin and lactic acid

    • D. 

      Homocysteine and renin

  • 13. 
    This is an example of a preanalytical error made at the time of collection.
    • A. 

      Delay in transporting

    • B. 

      Failing to mix tubes

    • C. 

      Incomplete requisition

    • D. 

      Waiting to centrifuge

  • 14. 
    Transferring specimens into aliquot tubes has inherent risks.  Which of the following involves the least amount of risk?
    • A. 

      Aerosols created during transfer

    • B. 

      Aliquot tubes that are prelabeled

    • C. 

      Serum and plasma's similar color

    • D. 

      Specimens that are biohazardous

  • 15. 
    This is a source of preanalytical error that occurs before specimen collection.
    • A. 

      Dehydrated patient

    • B. 

      Misidentified patient

    • C. 

      Mislabeled ETS tube

    • D. 

      Wrong collection time

  • 16. 
    HIPAA was enacted to:
    • A. 

      Examine all patient healthcare records.

    • B. 

      Protect HCW from malpractice issues.

    • C. 

      Provide guidelines for sharing of PHI.

    • D. 

      Standardize patient electronic records.

  • 17. 
    Special hand-held computer systems used in laboratory medicine are capable of:
    • A. 

      Displaying what tubes to collect.

    • B. 

      Generating labels for specimens.

    • C. 

      Reading barcodes on ID bracelets.

    • D. 

      All of the above

  • 18. 
    Critical values (test values that are considered life threatening) are also called:
    • A. 

      Alarm values.

    • B. 

      At-risk values.

    • C. 

      Panic values.

    • D. 

      Unstable values.

  • 19. 
    Which of the following would be a preanalytical error related to specimen storage
    • A. 

      Exposure to light

    • B. 

      Faulty technique

    • C. 

      Inadequate fast

    • D. 

      Underfilled tube

  • 20. 
    Which of the following would be a preanalytical error related to specimen transport?
    • A. 

      Agitation-induced hemolysis

    • B. 

      Contamination caused by dust

    • C. 

      Incorrect collection tube

    • D. 

      Strenuous, recent excercise

  • 21. 
    A USB drive is:
    • A. 

      Network connection device.

    • B. 

      Secondary storage device.

    • C. 

      Terminal linking device.

    • D. 

      Word processing device.

  • 22. 
    Cellular metabolism in specimens that have not been separated from the cells will affect which of the following analytes?
    • A. 

      Amylase

    • B. 

      Calcitonin

    • C. 

      Hemoglobin

    • D. 

      Triglycerides

  • 23. 
    Glycolysis by the cells in blood specimens can falsely lower glucode vlaues at a rate of up to:
    • A. 

      50 mg/L per hour.

    • B. 

      100 mg/L per hour.

    • C. 

      200 mg/L per hour.

    • D. 

      250 mg/L per hour.

  • 24. 
    Which of the following samples are time-sensitive?
    • A. 

      Calcium collected in sodium heparin tubes

    • B. 

      ESR determinations collected in EDTA tubes

    • C. 

      PTT's that are stored at refrigerated temperature

    • D. 

      All of the above

  • 25. 
    Which of the following temperatures is acceptable for a specimen that rquires transportation and handling at room temperature?
    • A. 

      -20C

    • B. 

      8C

    • C. 

      25C

    • D. 

      37C

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