ARRT Practice Exam 1 2023 with 100% correct answers

Rheostat What type of device is the mA selector? 7; 20 The angle of the anode in the region of the target has a variation of ________ ° to ________ °. 10 days to 6 weeks of development Exposure of an embryo or fetus to radiation from ________________ can result in congenital abnormalities. kilovoltage The quality of x-ray photons is affected by: 15-20; caudad For a posteroanterior (PA) axial oblique projection of the C-spine, the central ray is angled ________° in the _______ direction. full inspiration What instructions for respiration are given to a patient during a routine chest lateral projection? 100;100 Selecting exposure factors of ________ milliampere-seconds (mAs) and _______peak kilovoltage (kVp) delivers the LEAST amount of radiation to the patient. Thermionic emission The process of electrons boiling off the filament is referred to as: sitting eye level with the child and walking them through the examination A 4-year old patient enters the radiology suite for chest radiography and appears anxious. The child has never had the examination before. She is not speaking or answering questions. The technologist could best attempt to communicate with the child by: H2O2 Combining 2 hydroxyl radicals (OH*) will form: 15 inch minimum SSD Which of the following is a guideline used to reduce personnel and patient dose during fixed fluoroscopy? rotor and stators Which of the following components make up the induction motor in an imaging system? bregma The junction between the coronal and sagittal sutures of the skull is called the: bargaining A terminally ill patient has asked the doctor about possible volunteer opportunities in the hospital. She says that if she can volunteer in the hospital, she might be able to extend her life a bit longer from doing good deeds. This represents the ________ stage of grief for the patient. 86 All of the following are within acceptable kVp accuracy variance for an exposure using 80 kVp EXCEPT FOR ________ kVp. -86 -84 -82 -76 visceral The kVp variance is within + 5%. At 80 kVp, the variance is 4 kVp (80 x .05 = 4). Therefore, 76 kVp - 84 kVp is within acceptable limits. 1,2, and 3 According to the American College of Radiology, which of the following are indications for obtaining a skeletal survey? 1. suspected nonaccidental trauma 2. skeletal dysplasias, syndromes, and metabolic disorders 3. neoplasms