Exam (elaborations)
RADIOGRAPHY CQR TEST QUESTIONS AND ANSWERS
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RADIOGRAPHY CQR TEST QUESTIONS AND ANSWERS...
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How is the imager positioned to capture a decubitus image? - Answerperpendicular to the floor.
How is the imager positioned while the patient is recumbent? - Answer parallel
to the floor.
In AP decubitus CXR, where is the CR? - Answer: 3" below sternal notch or IR
edge 1.5-2" above shoulders.
What is the SID of AP lower ribs? - Answer: 40"
What is the SID of upper ribs in general? - Answer: 72"
Common mAs for the upper ribs? CR and DR - ANSWER: CR 20 mA, DR 10
mA.
Common mAs for the lower ribs? CR and DR - ANSWER: CR 25mA, DR
12.5mA.
What positions are required for a sternum? - ANSWER Left Lateral and RAO
How much PT rotation is required for a RAO sternum? - ANSWER 15-20
degrees.
What breathing strategy should be employed during sternum imaging? (Both
positions) - ANSWER Lat: Second deep inspiration.
RAO: slow, shallow breaths to blur ribcage and lungs.
What is the SID of a lateral cervical spine? Is a lateral soft tissue neck unique? -
Answer 72, no
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