Agents such as barium sulfate and iodine, which can be administered orally, rectally, intravenously, or in an artery to enhance the real-time imaging of dynamic processes in blood vessels, or peristalsis in the GI tract are called ________ agents.
Fill in the blank(s) with the appropriate word(s).
radiocontrast
Radiocontrast agents make structures stand out in x-ray imaging. The term deconstructs into the suffix -contrast meaning against and root/combining form radi/o- meaning radiation.
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