ARRT MOCK EXAM – 2023 Questions with 100% Correct Answers

M/C: Which of the following are true for an AP coccyx projection? 1. 15 degree cephalic angle. 2. 10 degree caudal angle 3. center 2 inches superior to the pubic symphysis Correct Answer 2 and 3 More windings on the primary side of the transformer will create ____ voltage on the secondary side. Correct Answer less In the construction of a radiographic grid, what defines the grid ratio? Correct Answer height of lead strips compared to the distance between them What positioning technique could help enhance the quality of a lateral knee? Correct Answer CR with a 5 degree cephalic angle During a fluoro exposure, a patient's stomach absorbs a total of 0.012 joules of energy. The tissues of the stomach weigh 3 kilograms. What is the absorbed dose? Correct Answer 0.004 Gy Genetic effects are those that manifest: Correct Answer in future generations of the exposed individual General Fluoro is limited to maximum entrance skin exposure rate of: Correct Answer 100 mGy/min How is the patient positioned for an external rotation of the shoulder? Correct Answer abduct the patients arm T/F: Electrons and x-rays can be focused. Correct Answer False Which device in an image receptor can collect and convert light into an electrical signal? Correct Answer CCD, Photodiode if a patient begins to have symptoms of hives after an injection of contrast for an IVP, what should be done first? Correct Answer call a radiologist What is the most common cause of an off-level grid error? Correct Answer grid shifts due to patient movement The trachea bifurcates at the level of the _____. Correct Answer Aortic notch