ARRT Practice Questions Latest Update 2024- 2025 Actual Exam 280 Questions and 100% Verified Correct Answers Guaranteed A+
____ mas _____ kVP
Keeps radiation dose to a minimum
Tube life is extended - CORRECT ANSWER: Low mAs
high kvp
______ ______ describes the % of time that the primary beam is directed toward a
particular wall - CORRECT ANSWER: Use Factor
______ is a route of administration for drugs via an injection into the spinal canal -
CORRECT ANSWER: intrathecal
1 sec - CORRECT ANSWER: 1000ms
12:1 - CORRECT ANSWER: 5
16:1 - CORRECT ANSWER: 6
5:1
(Times mAs by...) - CORRECT ANSWER: 2
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50 rem = _____ msv - CORRECT ANSWER: 500
50 Rem = _______
mRem and mSv - CORRECT ANSWER: 5000mRem
500 mSv
6:1 - CORRECT ANSWER: 3
8:1 - CORRECT ANSWER: 4
Most commonly used
A change to 3 phase and 12 pulse = ____ (original mAs) - CORRECT ANSWER: 1/2
A change to 3 phase and 6 pulse = ____ (original mAs) - CORRECT ANSWER: 2/3
A decrease in KVp by 15% _____ density - CORRECT ANSWER: 1/2s
A decrease in SID will do what to magnification?
Do what to recorded detail? - CORRECT ANSWER: Increase magnification
Decrease recorded detail
A decrease in the number of photons= - CORRECT ANSWER: A decrease in beam
intensity
A gentle curve usually has___speed,____contrast, and___latitude. - CORRECT
ANSWER: Slow 2 / 3
Low Wide
A grid results in .......1 2
3 - CORRECT ANSWER: Less scatter fog
Fewer gray tones Increase in contrast
A group of exposure factors are given consisting of MA and time. Which will produce the
greatest radiographic density? - CORRECT ANSWER: Multiply all factors
the highest mas will produce the highest density
A group of exposure factors are given which one will deliver the least amount of
exposure? - CORRECT ANSWER: Highest KVp with lowest mass will give the least or
safest amount
A high Ei number - CORRECT ANSWER: Overexposure
A high S number - CORRECT ANSWER: Underexposure
A higher ratio grid = ______ grays - CORRECT ANSWER: Fewer
A image plate front material - CORRECT ANSWER: Carbon fiber
A increase in matrix size results in..... - CORRECT ANSWER: smaller pixels
Improved resolution
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