LMRT Core Review EXAM QUESTIONS AND ANSWERS 100% SOLVED (Newest 2025) As a professional radiographer, the practice of ALARA requires you to - Correct Answers ✅restrict the XR beam to the clinical area of interest The factors that affect XR emission under the direct control of the radiographer are called_ factors - Correct Answers ✅prime Milliamperage-second (mAs) directly affects all of the following EXCEPT - Correct Answers ✅beam quality The factors that directly affect XR quantity are - Correct Answers ✅mA & filtration The factors that directly affect XR quality are - Correct Answers ✅kVp & beam filtration If 1 coulomb is equal to 6.3 x 10(18) electron charges, how many electrons flow from cathode to anode 1 second - Correct Answers ✅6.3 x 10(18) If 1 ampere equals a flow of 6.3 x 10(18) electrons per second, how many electrons flow from cathode to anode in 1 milliampere? - Correct Answers ✅6.3 x 10(15) 1 / 2
LMRT Core Review EXAM QUESTIONS AND ANSWERS 100% SOLVED (Newest 2025) As the mA doubles, the number of electrons flowing from cathode to anode - Correct Answers ✅increase 2-fold The product of tube current 7 exposure time is equal to - Correct Answers ✅XR beam quantity In order to increase radiographic film density by 40% the radiographer would - Correct Answers ✅change the mAs from 15-21 mAs The relationship between mAs & exposure is - Correct Answers ✅directly proportional The reaction of a photographic film to light is equal to the product of the intensity of the light and the duration of the light exposure. - Correct Answers ✅the reciprocity law Increasing the kVp for an exposure will - Correct Answers ✅cause the electrons to travel faster from cathode to anode Increasing the energy of an incident electron will result in the production of an XR photon with - Correct Answers ✅greater energy
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