ARRT Radiography Exam Review questions with correct answers

A ________ is used to measure radiation in an area, storage areas for radioisotopes, doses traveling through barriers, and patients who have radioactive sources within them. CORRECT ANSWER-Handheld Ionization Chamber Handheld ionization chambers can measure exposure rates as low as ________ per hour. CORRECT ANSWER-10 µGyᵃ A ________ is used to detect radioactive particles in nuclear medicine facilities. CORRECT ANSWER-Geiger-Mueller Detector Geiger-Mueller detectors read in ________ per minute. CORRECT ANSWER-Counts An autotransformer is also known as a ________ transformer. CORRECT ANSWER-Variable An autotransformer is constructed with: CORRECT ANSWER-A single coil of wire with an iron core. The autotransformer is the source for selecting ________. CORRECT ANSWER-kVp Autotransformers operate on the principle of ________. CORRECT ANSWER-Self-Induction