GXMO PRACTICE TEST Latest Update 2025-2026 Actual Exam 85 Questions with 100% Verified Correct Answers Guaranteed A+ Verified by Professor
A 33 year old worker would have a cumulative effective dose of - CORRECT ANSWER: 330 mSv
A cassette less system is - CORRECT ANSWER: digital radiography
A control that adjusts the contrast in an image - CORRECT ANSWER: window width
A control that adjusts the density of an image - CORRECT ANSWER: window level
A decrease in SID will result in .............magnification - CORRECT ANSWER: increased
A grid is used when a body part measures more than - CORRECT ANSWER: 10-12 cm
A misrepresentation of the size or shape of structure is called - CORRECT ANSWER: distortion
A pregnant workers monthly equivalent dose - CORRECT ANSWER: .5 mSv
A series of thousands of small squares that make up the viewing monitor - CORRECT
ANSWER: matrix
A technique chart provides what information - CORRECT ANSWER: mA 1 / 2
kVp SID
A term used for a grainy image is - CORRECT ANSWER: quantum noise or mottle
A type of filmless system that produces digital images is called - CORRECT ANSWER: computed radiography (CR)
Ability to distinguish anatomic structures of similar subject contrast - CORRECT
ANSWER: contrast resolution
Above 70 kVp, what percentage of photons are created by bremstrahlung? - CORRECT
ANSWER: 85%
According to the inverse square law, if the SID is doubled, the intensity of the x-rays will
- CORRECT ANSWER: decrease to one-fourth
AEC automatically varies the - CORRECT ANSWER: exposure time
By how much does the mAs need to be changed to see a visible shift in density -
CORRECT ANSWER: 30%
Free electrons for x-ray production come from the - CORRECT ANSWER: filament
Generalized unwanted exposure on the image is called - CORRECT ANSWER: fog
If the mAs is doubled, the dose to the patient is - CORRECT ANSWER: doubled
- / 2