CI Test questions with complete
solutions
The window width is 600 HU and the window level is 200 HU. Which of the following
statements is true?
A. Everything above 500 HU would appear black
B. Everything between -100 HU and 500 HU would appear white
C. Everything between -100 HU and 500 HU would appear black
D. Everything between -100 HU and 500 HU would have different shades of grey - correct
answer ✔✔ D. Everything between -100 HU and 500 HU would have different shades of grey
A patient comes for a trauma ankle series. You take the lateral x-ray and notice that the fibula is
positioned anteriorly to the tibia. What is the positional error and how would you fix it on the
repeat image?
A. The lateral foot surface is not parallel to the IR; depress the heel
B. The lateral foot surface is not parallel to the IR; depress the patient's forefoot
C. The patient's proximal tibia was elevated off of the IR; depress the proximal tibia
D. The patient's proximal tibia was elevated off of the IR; elevate the proximal tibia - correct
answer ✔✔ B. The lateral foot surface is not parallel to the IR; depress the patient's forefoot
When should water soluble iodinated oral contrast be used instead of barium?
A. Patient is prone to chronic constipation
B. Patient has or may have a perforated viscus
C. Patient has or may have irritable bowel syndrome
D. Patient has or may have esophageal polyps - correct answer ✔✔ B. Patient has or may have a
perforated viscus
, Where, anatomically, should you put your lead marker for an AP left shoulder x-ray?
A. Medial border
B. Lateral border
C. Outside of the light field
D. No marker is needed - correct answer ✔✔ B. Lateral border
During an angiography exam, what is the purpose of technologists wearing their whole body
dosimeter under the lead apron?
A. Prove that the lead apron is of good quality
B. To detect the dose to the body
C. Measure the secondary radiation
D. Detect the primary radiation received - correct answer ✔✔ B. To detect the dose to the body
Scenario #1
An inpatient with Clostridum difficile colitis (C-diff) must come to the imaging department to
have an abdominal series
Post completion of imaging and transfer to the stretcher, the patients indicates she may vomit.
What should be the technologist's immediate reaction?
A. Provide the patient with a cold cloth and receptacle
B. Transport the patient immediately
C. Support the patient to their side
D. Transfer the patient to their stomach - correct answer ✔✔ C. Support the patient to their side
How would the MRT correct the image of an open-mouth odontoid that demonstrates the
cranial base superimposed on the odontoid process?
solutions
The window width is 600 HU and the window level is 200 HU. Which of the following
statements is true?
A. Everything above 500 HU would appear black
B. Everything between -100 HU and 500 HU would appear white
C. Everything between -100 HU and 500 HU would appear black
D. Everything between -100 HU and 500 HU would have different shades of grey - correct
answer ✔✔ D. Everything between -100 HU and 500 HU would have different shades of grey
A patient comes for a trauma ankle series. You take the lateral x-ray and notice that the fibula is
positioned anteriorly to the tibia. What is the positional error and how would you fix it on the
repeat image?
A. The lateral foot surface is not parallel to the IR; depress the heel
B. The lateral foot surface is not parallel to the IR; depress the patient's forefoot
C. The patient's proximal tibia was elevated off of the IR; depress the proximal tibia
D. The patient's proximal tibia was elevated off of the IR; elevate the proximal tibia - correct
answer ✔✔ B. The lateral foot surface is not parallel to the IR; depress the patient's forefoot
When should water soluble iodinated oral contrast be used instead of barium?
A. Patient is prone to chronic constipation
B. Patient has or may have a perforated viscus
C. Patient has or may have irritable bowel syndrome
D. Patient has or may have esophageal polyps - correct answer ✔✔ B. Patient has or may have a
perforated viscus
, Where, anatomically, should you put your lead marker for an AP left shoulder x-ray?
A. Medial border
B. Lateral border
C. Outside of the light field
D. No marker is needed - correct answer ✔✔ B. Lateral border
During an angiography exam, what is the purpose of technologists wearing their whole body
dosimeter under the lead apron?
A. Prove that the lead apron is of good quality
B. To detect the dose to the body
C. Measure the secondary radiation
D. Detect the primary radiation received - correct answer ✔✔ B. To detect the dose to the body
Scenario #1
An inpatient with Clostridum difficile colitis (C-diff) must come to the imaging department to
have an abdominal series
Post completion of imaging and transfer to the stretcher, the patients indicates she may vomit.
What should be the technologist's immediate reaction?
A. Provide the patient with a cold cloth and receptacle
B. Transport the patient immediately
C. Support the patient to their side
D. Transfer the patient to their stomach - correct answer ✔✔ C. Support the patient to their side
How would the MRT correct the image of an open-mouth odontoid that demonstrates the
cranial base superimposed on the odontoid process?
