CT Registry Imaging Procedure! Quiz

28 Questions

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Computed Tomography Quizzes & Trivia

Have you ever seen what's inside your body? Did you ever get a chance to view the autopsy procedure? If not, then take this quiz on CT scan. A computerized tomography scan ( CT scan) is an X-ray machine which creates cross-sectional pictures of the body parts giving detailed information. Through the help of the CT scan, we can see and observe the various parts of our body like bones of shoulders, spine, abdomen, as well as diagnosing diseases. This quiz has been designed to test and your knowledge about CT scan imaging procedures So, let's try out the quiz. All the best!


Questions and Answers
  • 1. 
    The abdominal aorta bifurcates at the level of
    • A. 

      T10

    • B. 

      T12

    • C. 

      L2

    • D. 

      L4

  • 2. 
    Quantitative CT is a specialized technique used most often for the diagnosis of
    • A. 

      Lymphoma

    • B. 

      Osteoporosis

    • C. 

      Renal cyst

    • D. 

      Hemangioma

  • 3. 
    The average density of a mass within the kidney measures 75 HU. The mass is most likely
    • A. 

      Cyst

    • B. 

      Lipoma

    • C. 

      Stone

    • D. 

      Hydrocele

  • 4. 
    Which of the following is a common complication during a CT guided biopsy of the lung?
    • A. 

      Pulmonary embolism

    • B. 

      Aspiration

    • C. 

      Pneumoconiosis

    • D. 

      Pnuemothorax

  • 5. 
    • A. 

      At full inspiration

    • B. 

      Breathing quietly

    • C. 

      At full expiration

    • D. 

      Breathing normally

  • 6. 
    Which of the following types of contrast material may be used during CT evaluation of the pelvis 1. IV contrast 2. low-density barium sulfate solution 3. oil-based contrast
    • A. 

      1 only

    • B. 

      2 only

    • C. 

      1 and 2

    • D. 

      1, 2, and 3

  • 7. 
    Which of the following would be a suitable range for contrast volume for an intrathecal injection during a post-myelogram CT exam of the L-spine in adult PT?
    • A. 

      5-9 ml

    • B. 

      12-14 ml

    • C. 

      18-22 ml

    • D. 

      1-3 ml

  • 8. 
    Of the following ranges, which would be most suited for a scout image of the abdomen?
    • A. 

      Below the diaphragm to the bottom of the kidney

    • B. 

      To of the kidney to the level of the mid sacrum

    • C. 

      Top of the kidney to the umbilicus

    • D. 

      Above the diaphragm to the illiac crest

  • 9. 
    During the CT exam of a knee. The PT is mostly to be in the __________ position
    • A. 

      Ventral recumbent

    • B. 

      Right lateral

    • C. 

      Supine

    • D. 

      Left lateral

  • 10. 
    To reduce peristalsis and distend the colon, __________ may be administered before a CT scan of the abdomen or pelvis
    • A. 

      Diazepam

    • B. 

      Glucagon

    • C. 

      Prochlorperazine maleate

    • D. 

      Bisacody

  • 11. 
    A common nonmalignant enlargement of the prostate gland is typically referred to as
    • A. 

      Prostatic carcinoma

    • B. 

      Prostatic abscess

    • C. 

      Prostatic hypertrophy

    • D. 

      Extrapostatic extension

  • 12. 
    After the IV administration of contrast, a hepatic hemangioma my become __________ and no longer appear on the CT image.
    • A. 

      Hypodense

    • B. 

      Radiolucent

    • C. 

      Isodense

    • D. 

      Hyperdense

  • 13. 
    Which of the following areas of the head commonly become calcified 1 Thalamus 2 pineal gland 3 choroid plexus
    • A. 

      2 only

    • B. 

      1 and 3

    • C. 

      2 and 3

    • D. 

      1, 2, and 3

  • 14. 
    Owing to its excessive density, barium sulfate may be used in CT exams only suspensions with concentrations of
    • A. 

      1-3% barium sulfate

    • B. 

      5-7% barium sulfate

    • C. 

      10-13% barium sulfate

    • D. 

      25-30% barium sulfate

  • 15. 
    Accurate demonstration of ____________ would most likely require the IV injection of contrast during CT study of the ABD.
    • A. 

      Appendicitis

    • B. 

      Renal stone

    • C. 

      Diverticullitis

    • D. 

      Renal cyst

  • 16. 
    During CT of the head, the gantry should be angled
    • A. 

      15 degrees above the OML

    • B. 

      10 degrees below the IML

    • C. 

      0 degrees

    • D. 

      20 degrees above the skull base

  • 17. 
    Which of the following types of CT scanners is the best suited for the evaluation of the coronary artery disease
    • A. 

      Spiral

    • B. 

      Fourth generation

    • C. 

      Ultrafast

    • D. 

      Third generation

  • 18. 
    High-resolution CT of the chest incorporates which of the following protocols?
    • A. 

      10mm sections standard algorithm

    • B. 

      10mm sections, bone algorithm

    • C. 

      3mm sections, standard algorithm

    • D. 

      1mm sections, bone algorithm

  • 19. 
    Dynamic CT scanning involves which of the following technical considerations? 1 Data acquisition with PT continuously moving through the gantry 2 Bolus administration of iodinated IV contrast 3 Rapid scanning with minimal interscan delays
    • A. 

      1 only

    • B. 

      1 and 3

    • C. 

      2 and 3

    • D. 

      1, 2, and 3

  • 20. 
    Which of the following terms describes the appearance of an acute subdural hematoma on a CT image
    • A. 

      Radiolucent

    • B. 

      Hyperdense

    • C. 

      Hypodense

    • D. 

      Isodense

  • 21. 
    Positioning PT with the knees flexed over a foam cushion during the CT scan of the lumbar spine assists in 1 Decreasing the kyphotic curvature of the lumbar spine 2 making the PT more comfortable during the exam 3 decreasing the lordotic curvature of the L-SP
    • A. 

      1 only

    • B. 

      2 only

    • C. 

      3 only

    • D. 

      2 and 3

  • 22. 
    Which on the following would not be considered an absolute contradiction to IV contrast during a CT exam of the kidneys?
    • A. 

      Pheochromocytoma

    • B. 

      Acute sickle cell anemia

    • C. 

      Allergies to shell fish

    • D. 

      Prior major reaction to contrast

  • 23. 
    A solitary pulmonary nodule can be assumed to be benign when its average density is within the following ranges.
    • A. 

      10-30 HU

    • B. 

      45-80 HU

    • C. 

      100-140 HU

    • D. 

      165-200 HU

  • 24. 
    After the injection of IV contrast during a CT exam of the brain, which of the following anatomic areas does not enhance?
    • A. 

      Anterior communicating artery

    • B. 

      Choroid plexus

    • C. 

      Posterior horn of lateral ventricle

    • D. 

      Dura mater

  • 25. 
    Which of the following techniques assists in visualizing the vagina during the CT of the pelvis?
    • A. 

      Tampon insertion

    • B. 

      Precontrast and postcontrast scanning

    • C. 

      Oral contrast

    • D. 

      Enema contrast

  • 26. 
    Which on the following is reasons for IV contrast to be administered during CT evaluation of the pelvis? 1 Distension and contrast enhancement of the bladder 2 Visualization of the rectosigmoid junction 3 Differentiation of blood vessels and pelvic lymph nodes
    • A. 

      1 only

    • B. 

      1 and 2

    • C. 

      1 and 3

    • D. 

      1, 2, and 3

  • 27. 
    Which of the following DFOV should be chosen for a CT exam of the T-spine of a PT whose thorax measures 40cm?
    • A. 

      15cm

    • B. 

      25cm

    • C. 

      32cm

    • D. 

      42cm

  • 28. 
    The presence of outpocketings in the wall of the colon is referred to as
    • A. 

      Intussusception

    • B. 

      Diverticulitis

    • C. 

      Polyps

    • D. 

      Diverticulosis