Computed Tomography

10 Questions

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Computed Tomography Quizzes & Trivia

Questions and Answers
  • 1. 
    The normal range of respiration for an adult is           
    • A. 

      5-10 breaths per minute

    • B. 

      12-20 breaths per minute

    • C. 

      20-30 breaths per minute

    • D. 

      35-50 breaths per minute

  • 2. 
    Which of the following is a parenteral route of medication administration?
    • A. 

      Sublingual

    • B. 

      Intramuscular

    • C. 

      Transdermal

    • D. 

      Oral

  • 3. 
    The preparation for a contrast-enhanced CT exam of a patient with prior allergic reaction to iodinated contrast media may include:
    • A. 

      Premedication with steroids and antihistamines

    • B. 

      Administration of a negative contrast agent

    • C. 

      Increase in fluids for 24 hours before the examination

    • D. 

      Refraining from urination for 2 hours before the examination

  • 4. 
    A patient in shock may exhibit which of the following symptoms:
    • A. 

      Tachycardia - rapid heart rate

    • B. 

      Rapid, shallow breathing

    • C. 

      Cyanosis- discolored skin {bluish}

    • D. 

      All of the above

  • 5. 
    Which of the following infection control techniques is required at the site of an intravenous injection of iodinated contrast media?
    • A. 

      Contact isolation

    • B. 

      Surgical asepsis

    • C. 

      Medical asepsis

    • D. 

      Enteric precautions

  • 6. 
    A common site for the intravenous injection of iodinated contrast media is the:
    • A. 

      Cephalic vein

    • B. 

      Antecubital vein

    • C. 

      Basilic vein

    • D. 

      All the above

  • 7. 
    Which of the following technical factors exhibits a direct effect on patient dose?
    • A. 

      Matrix size

    • B. 

      Algorithm

    • C. 

      Millliampre-second {MAS}

    • D. 

      Window level

  • 8. 
    Prior to an intravenous injection of iodinated contrast material, the patient should be questioned regarding:1. Renal Function- One kidney dose is cut2. Allergic History- Premedicated3. Cardiac History- Heart disease
    • A. 

      1 only

    • B. 

      2 only

    • C. 

      3 only

    • D. 

      1,2, and 3

  • 9. 
    Used in determining the biologic effect of iodinated contrast media, the term____________ refers to the number of ions formed when a substance dissociates in solution..
    • A. 

      Solubility

    • B. 

      Osmolality

    • C. 

      Concentration

    • D. 

      Iodination

  • 10. 
    Which of the following laboratory values can be used to evaluate the renal function of a patient?
    • A. 

      Blood Urea Nitrogen {BUN}

    • B. 

      Partial Thromboplastin Time {clotting factor}

    • C. 

      Creatinine

    • D. 

      Both A and C