Which diagnostic imaging procedure uses a radioactive dye to produce an image?
A) myelography
B) bone scan
C) arthroscopy
D) absorptiometry
B
Explanation: A bone scan uses a radioactive dye to produce an image. A myelography is the study of the spinal column after injecting an opaque contrast material. An arthroscopy is the visualization of the inside of a joint. An (dual-energy) absorptiometry is a measurement of bone density using a low-dose X-ray.
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