Physics study guide 160 Exam 2026
Questions and Answers
The overall quality of the radiographic image is determined by:
- accuracy of structural lines.
-all of these
-visibility of anatomic structures.
-sharpness. - Correct answer-All of these
The amount of light emitted from the display monitor is:
-noise.
-contrast resolution.
-brightness
-spatial resolution. - Correct answer-Brightness
Who evaluates the overall brightness on the image to determine if it is sufficient to
visualize the anatomic area of interest?:
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,-Supervisor
-Patient
-Radiographer
-Radiologist - Correct answer-Radiographer
The midpoint of the range of brightness levels visible on the digital image is
determined by:
-window width
-window pane
-all of these
-window level - Correct answer-Window level
Which of the following refers to the absorption characteristics of the anatomic
tissues radiographed and the quality of the x-ray beam?:
-subject contrast
-grayscale
-brightness levels
-differential absorption - Correct answer-Subject contrast
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
, Radiographic contrast:
-allows visibility of anatomic structures.
-improves the magnification of the image.
-produces sharper structural lines in the image.
-produces sharper structural lines in the image and allows visibility of anatomic
structures. - Correct answer-Allows visibility of anatomic structures
A radiographic image that has brightness levels that are very different from each
other:
-has low contrast and has long-scale contrast.
-has high contrast.
-has long-scale contrast.
-has low contrast. - Correct answer-Has high contrast
What digital characteristics affects the number of shades of gray available for
image display?:
-pixel bit depth
-pixel pitch
-pixel density
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
Questions and Answers
The overall quality of the radiographic image is determined by:
- accuracy of structural lines.
-all of these
-visibility of anatomic structures.
-sharpness. - Correct answer-All of these
The amount of light emitted from the display monitor is:
-noise.
-contrast resolution.
-brightness
-spatial resolution. - Correct answer-Brightness
Who evaluates the overall brightness on the image to determine if it is sufficient to
visualize the anatomic area of interest?:
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,-Supervisor
-Patient
-Radiographer
-Radiologist - Correct answer-Radiographer
The midpoint of the range of brightness levels visible on the digital image is
determined by:
-window width
-window pane
-all of these
-window level - Correct answer-Window level
Which of the following refers to the absorption characteristics of the anatomic
tissues radiographed and the quality of the x-ray beam?:
-subject contrast
-grayscale
-brightness levels
-differential absorption - Correct answer-Subject contrast
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
, Radiographic contrast:
-allows visibility of anatomic structures.
-improves the magnification of the image.
-produces sharper structural lines in the image.
-produces sharper structural lines in the image and allows visibility of anatomic
structures. - Correct answer-Allows visibility of anatomic structures
A radiographic image that has brightness levels that are very different from each
other:
-has low contrast and has long-scale contrast.
-has high contrast.
-has long-scale contrast.
-has low contrast. - Correct answer-Has high contrast
What digital characteristics affects the number of shades of gray available for
image display?:
-pixel bit depth
-pixel pitch
-pixel density
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
