Computed Tomography Pt care II

24 Questions

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Computed Tomography Pt care II

Second test on CT REG for PT care


Questions and Answers
  • 1. 
    The normal pulse range for a child is
    • A. 

      30-50 beats per min

    • B. 

      60-100 beats per min

    • C. 

      70-120 beats per min

    • D. 

      110-150 beats per min

  • 2. 
    Which of the following are signs and symptoms of hypovolemic shock?1 hypertension2 Oliguria3 pallor
    • A. 

      1 only

    • B. 

      1 and 3

    • C. 

      2 and 3

    • D. 

      1, 2, and 3

  • 3. 
    Which of the following would not be used as a site for injection of Contrast
    • A. 

      Cephalic vein

    • B. 

      Brachial artery

    • C. 

      Antecubital vein

    • D. 

      Basilic vein

  • 4. 
    The viscosity of a contrast  may be decreased through
    • A. 

      Increases in pressure

    • B. 

      Decreases in temperature

    • C. 

      Decreases in volume

    • D. 

      Increases in temperature

  • 5. 
    Which of the following is a example of a mild reaction to contrast
    • A. 

      Dyspnea

    • B. 

      Shock

    • C. 

      Pulmonary edema

    • D. 

      Vomiting

  • 6. 
    • A. 

      Non contrast brain study to rule out subdural hematoma

    • B. 

      CT guided abscess drainage

    • C. 

      Stereotactic biopsy of a cranial tumor

    • D. 

      MPR imaging of the shoulder

  • 7. 
    A PT blood pressure is measured as 140/70 mm Hg. The number 140 represents
    • A. 

      The pressure within the arterial vessels during contraction of the heart

    • B. 

      The pressure exerted on the chambers of the heart while the heart is relaxed

    • C. 

      The pressure within the arterial vessels while the heart is relaxed

    • D. 

      The pressure exerted on the chambers of hte heart during contraction of the heart

  • 8. 
    Which of the following medications may be given to a PT having severe anaphylactoid reaction to contrast
    • A. 

      Epinephrine

    • B. 

      Diphenhydramine

    • C. 

      Atropine

    • D. 

      A and b

  • 9. 
    A non-ionic IV Contrast agent has an average osmolatiy of
    • A. 

      300 mOsm/kg water

    • B. 

      1300 mOsm/kg water

    • C. 

      750 mOsm/kg water

    • D. 

      3000 mOsm/kg water

  • 10. 
    The addition of ________ makes an autoclave more efficient at sterilization than an oven
    • A. 

      Antiseptic solution

    • B. 

      Moisture

    • C. 

      Estreme pressure

    • D. 

      Ultraviolet light

  • 11. 
    An average range for activated partial thromboplastin time is
    • A. 

      10-12 sec

    • B. 

      17-21 sec

    • C. 

      28-34 sec

    • D. 

      43-55 sec

  • 12. 
    In a female PT, gonadal shielding may be applied during which of the following CT exams
    • A. 

      Chest

    • B. 

      Abdomen

    • C. 

      Brain

    • D. 

      All the above

  • 13. 
    A total volume of 125ml of IV contrast is administered via injector in 50 seconds. The flow rate for this injection is.
    • A. 

      .75 ml/sec

    • B. 

      1.25ml/sec

    • C. 

      1.75ml/sec

    • D. 

      2.5ml/sec

  • 14. 
    Which of the following devices is used to measure the PT Dose
    • A. 

      Geiger-Muller counter

    • B. 

      Thermoluninescent dosimeter

    • C. 

      Ionization chamber

    • D. 

      Film badge

  • 15. 
    Which of the following is not an absolute contraindiction of IV contrast.
    • A. 

      Sickle cell anemia in active crisis

    • B. 

      Elevated serum creatinine level

    • C. 

      Pheochromocytoma

    • D. 

      Allergic history to shell fish

  • 16. 
    PT preparation of a contrast CT exam of the chest should include
    • A. 

      Nothing by mouth for 4 hours before the exam

    • B. 

      Low residue diet for 12-24 hours prior to exam

    • C. 

      Cleansing enema on the day preceding the exam

    • D. 

      No preparation

  • 17. 
    The quanity of radiation dose recieved by the PT from a series of CT scans is referred to as the
    • A. 

      MSAD

    • B. 

      XCAL

    • C. 

      CTDI

    • D. 

      MTF

  • 18. 
    Which of the following iodinated contrasts may be used for an intrathecal injection
    • A. 

      Meglumine

    • B. 

      Iodipanmide

    • C. 

      Iohexol

    • D. 

      Sodium meglumine diatrizoate

  • 19. 
    Which on the following sizes of butterfly needles allows for the most rapid administration of IV Contrast
    • A. 

      19 gauge

    • B. 

      21 gauge

    • C. 

      23 gauge

    • D. 

      25 gauge

  • 20. 
    A PT is scheduled for IV contrast CT scan of the kidneys. Before injection, the involved medical personnel should examine recently measured labs values for which of the following
    • A. 

      Complete blood count

    • B. 

      Creatinine

    • C. 

      PT

    • D. 

      PTT

  • 21. 
    Which of the following terms may be used to indicate a feeling of faintness
    • A. 

      Lethargy

    • B. 

      Synergy

    • C. 

      Anosmia

    • D. 

      Syncope

  • 22. 
    Which of the following laboratory values is used to measure the coagulation ability of a PT before the invasive CT study
    • A. 

      PTT

    • B. 

      Hematocrit

    • C. 

      PT

    • D. 

      A and C

  • 23. 
    Which of the following types of central venous lines may be used for the administration of contrast with a automatic injector
    • A. 

      Infuse a Port

    • B. 

      Hickman catheter

    • C. 

      Port a cath

    • D. 

      None of the above

  • 24. 
    Which of the following IV contrast administration methods provides the greatest over all plasma iodine concentration
    • A. 

      Drip infusion

    • B. 

      Bolus techniques

    • C. 

      Biphasic techniques

    • D. 

      CT portography