Radtech Simulation Examination 9

100 Questions | Total Attempts: 113

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Radtech Simulation Examination 9

This is your Radtech Simulation 9 for HAAD and other Gulf Exams. The questions here are encountered last month based on feed backs from Gulf Countries. You would be given 120 minutes to answer 100 items. Passing Score would be 70 %This is a LIMITED TAKEN TEST so You need a STRONG INTERNET CONNECTION to take this properly. Correct Answers will be displayed after the test, so Don't Exit Immediately. For more information please consult with our webmaster.


Questions and Answers
  • 1. 
    When do you need to stop breast feeding for F-18?
    • A. 

      Don't need to stop

    • B. 

      0-24 hrs

    • C. 

      1-4 weeks

    • D. 

      Stop for remainder of pregnancy

  • 2. 
    When do you need to stop breast feeding for Tc-99m?
    • A. 

      Don't need to stop

    • B. 

      0-24 hrs

    • C. 

      1-4 weeks

    • D. 

      Stop for remainder of pregnancy

  • 3. 
    When do you need to stop breast feeding for Gallium and indium?
    • A. 

      Don't need to stop

    • B. 

      0-24 hrs

    • C. 

      1-4 weeks

    • D. 

      Stop for remainder of pregnancy

  • 4. 
    When do you need to stop breast feeding for I-131 (>2 uCi)
    • A. 

      Don't need to stop

    • B. 

      0-24 hrs

    • C. 

      1-4 weeks

    • D. 

      Stop for remainder of pregnancy

  • 5. 
    Hand doses are typically 0.5-1  ________. Please pick correct units
    • A. 

      Rad/hr/mCi

    • B. 

      MGy/hr/mCi

    • C. 

      Rad/min/mCi

    • D. 

      MGy/min/mCi

    • E. 

      Rad/hr/uCi

    • F. 

      MGy/hr/uCi

    • G. 

      Rad/min/uCi

    • H. 

      MGy/min/uCi

  • 6. 
    Syringe shields don't have to be labeled as long as there is a label on the syringe itself.
    • A. 

      True

    • B. 

      False

  • 7. 
    Anything beyond what level do you need to post a sign?
    • A. 

      Unrestricted area

    • B. 

      Radiation area

    • C. 

      High Radiation Area

    • D. 

      Very High Radiation Area

  • 8. 
    Caution Radioactive Materials posting required where licensed material is used, stored or likely airborne.
    • A. 

      True

    • B. 

      False

  • 9. 
    The maximum permissible whole body dose to an occupationally exposed individual for one year and to a declared pregnant worker for the 9 months of gestation are, respectively:
    • A. 

      500 mRem, 100 mRem

    • B. 

      1000 mRem, 500 mRem

    • C. 

      5000 mRem, 500 mRem

    • D. 

      A pregnant worker is not permitted to work with radiation until after the birth of her baby

  • 10. 
    Our occupational dose limits for whole body and extremities are, respectively:
    • A. 

      5 Rem and 50 Rem

    • B. 

      50 Rem and 5 Rem

    • C. 

      15 Rem and 50 Rem

    • D. 

      5 Rem and 15 Rem

  • 11. 
    Our occupational dose limits for the lens of the eye is:
    • A. 

      5 Rem

    • B. 

      15 Rem

    • C. 

      25 Rem

    • D. 

      50 Rem

  • 12. 
    If you have accumulated 1,000 mRem at your former institution as of March 30, 2011, and changed jobs on April 1, 2011, you will be permitted 5,000 additional mRem for the remainder of the calendar year at your new facility. True/False?
    • A. 

      True

    • B. 

      False

  • 13. 
    How often must an employer inform his radiation workers of their radiation exposure levels
    • A. 

      Monthly

    • B. 

      Quarterly

    • C. 

      Semi-annually

    • D. 

      Annually

  • 14. 
    How often do you need to check constancy?
    • A. 

      At installation and daily

    • B. 

      At installation and quarterly

    • C. 

      At installation and annually

    • D. 

      At installation and after any repairs

  • 15. 
    The major risk of injury or harm due to a magnet quench is:
    • A. 

      The boiling off of cryogens that creates an asphyxiating steam

    • B. 

      The magnet becomes so warm that it may cause burns to patients in the bore

    • C. 

      There is no danger with a quench. It is how we shut down the machine for repair

    • D. 

      A blinding flash of light

  • 16. 
    All of the following statements about the magnet of the MRI scanner are true EXCEPT:
    • A. 

      The magnetic field is extremely powerful

    • B. 

      Large metal objects like floor buffers and oxygen cylinders may be picked up by the field and fly toward the magnet bore at high speeds

    • C. 

      The fringe field is confined to the magnet bore

    • D. 

      The magnet is always on, 24/hrs, 7/days

  • 17. 
    Patients with which of the following prosthetic devices may be safely scanned:
    • A. 

      Cardiac pacemaker

    • B. 

      History of having metal flakes in the eye

    • C. 

      Cochlear implant (inner ear prosthetic device)

    • D. 

      Total knee replacement

  • 18. 
    The emergency shutdown button should be used to immediately cut power to the scanner electrical system in each of the following situations EXCEPT:
    • A. 

      Loud popping noises and smoke come from the scanner

    • B. 

      Sprinklers go off in scan room, but there is no fire

    • C. 

      Scan room fire

    • D. 

      The subject in the scanner squeezes the emergency ball

  • 19. 
    With regard to metal objects in the scan room:
    • A. 

      No metallic objects are allowed in the scan room

    • B. 

      Small objects like hair pins may be attracted by the magnetic field but are too small to constitute a safety risk

    • C. 

      Metallic objects may be tested for ferromagnetism by the technologist with a hand-held magnet; if not ferromagnetic, they may be allowed in the scan room

    • D. 

      Most equipment used in an exam is MRI compatible so there is really no reason to worry about this

  • 20. 
    In which of the following situations should you push the “Quench” button:
    • A. 

      A steel oxygen tank was brought into the scan room and has flown across the room and stuck to the magnet, pinning someone’s arm in a painful crush

    • B. 

      Scan room fire

    • C. 

      A janitor has entered the room with a large floor buffing machine which is now stuck to the magnet. No one is hurt, but he can’t pull the machine off the magnet

    • D. 

      All of the above

  • 21. 
    Before beginning to scan a subject, you should:
    • A. 

      Clear the patient of all internal and external metals

    • B. 

      Give the subject earplugs and the emergency squeeze ball

    • C. 

      Check lines of remote verbal communication with the subject (from the workstation)

    • D. 

      All of the answers are true

  • 22. 
    Which of the following is a likely consequence of forgetting to remove your wallet from your pocket before entering the scan room:
    • A. 

      There will likely be no adverse consequence

    • B. 

      The magnetic stripes on your credit cards and ATM cards are erased

    • C. 

      The wallet will heat up and may cause burns

    • D. 

      Because the ink on US currency is ferromagnetic, your wallet may become a projectile and fly into the magnet bore

  • 23. 
    If your patient complains of a body ache, dizziness or anxiety (including claustrophobia) during the middle of the scan, you should:
    • A. 

      Quench the magnet

    • B. 

      Press the Emergency Shut Down Button

    • C. 

      Talk to your patient and remove them from the magnet if they cannot go on

    • D. 

      Ignore their complaints

  • 24. 
    Which of the following objects are potential projectiles?
    • A. 

      Watch

    • B. 

      ID badge

    • C. 

      Pencil

    • D. 

      Clipboard

  • 25. 
    What is a Quench?
    • A. 

      Total power down of the computer system

    • B. 

      A ramping up of the magnetic field in which all of the cryogens are put into the bore thus making the scanner super conductive

    • C. 

      How the staff shuts the magnet down after hours, to ensure maximum safety

    • D. 

      A rapid boil off of cryogens and ultimate loss of a magnetic field

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