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ARRT Practice Exam 1 Questions with Solutions.
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ARRT Practice Exam 1 Questions withSolutions
What type of device is the mA selector? - correct answers:Rheostat
The angle of the anode in the region of the target has a variation of ________ ° to ________ °. - correct
answers:7; 20
Exposure of an embryo or fetus to radiation from ________________ can result in congenital
abnormalities. - correct answers:10 days to 6 weeks of development
The quality of x-ray photons is affected by: - correct answers:kilovoltage
For a posteroanterior (PA) axial oblique projection of the C-spine, the central ray is angled ________° in
the _______ direction. - correct answers:15-20; caudad
What instructions for respiration are given to a patient during a routine chest lateral projection? - correct
answers:full inspiration
Selecting exposure factors of ________ milliampere-seconds (mAs) and _______peak kilovoltage (kVp)
delivers the LEAST amount of radiation to the patient. - correct answers:100;100
The process of electrons boiling off the filament is referred to as: - correct answers:Thermionic emission
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: - correct answers:sitting eye level with the child and
walking them through the examination
, Combining 2 hydroxyl radicals (OH*) will form: - correct answers:H2O2
Which of the following is a guideline used to reduce personnel and patient dose during fixed
fluoroscopy? - correct answers:15 inch minimum SSD
Which of the following components make up the induction motor in an imaging system? - correct
answers:rotor and stators
The junction between the coronal and sagittal sutures of the skull is called the: - correct answers:bregma
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. - correct answers:bargaining
All of the following are within acceptable kVp accuracy variance for an exposure using 80 kVp EXCEPT
FOR ________ kVp.
-86
-84
-82
-76 - correct answers:86
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. - correct answers:visceral
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 - correct answers:1,2, and 3
An image that has many shades of gray with few differences among them is defined as exhibiting: -
correct answers:low contrast
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