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CT CAMRT EXAM 2025 QUESTIONS AND ANSWERS Ct Scanning parameters - ....ANSWER ...-mA, scan time, slice thickness, fov, reconstruction algorithm, kvp and pitch What defines the quality of the beam? - ....ANSWER ...-kVp what defines the quantity of the beam - ....ANSWER ...-the mA and scan time what three parameters determine the overall exposure in CT - ....ANSWER ...-mA, kVp and Scan time Describe the uncoupling effect - ....ANSWER ...-unlike in x-ray, a kvp that is too high will not have a large effect on the CT image quality. therefore when the energy is high, it is up to the technologist to recognize when they're overexposing the patient. what is the QA test for spatial resolution? - ....ANSWER ...-line pair test. A line pair phantom is scanned and the visible line and space are counted. Most machines are 10 24 lp/cm How often should the spatial resolution QA be performed? - ....ANSWER ...- Monthly ...©️ 2025, ALL RIGHTS RESERVED 1