All the following are true about windowing, except that
a. windowing occurs after the image is displayed on the monitor.
b. window level adjustments changes the contrast of the image.
c. saving adjusted windowing settings to the PACS system narrows the dynamic range for future viewers.
d. windowing is referred to as a postprocessing manipulation procedure.
Question 2
All the following are true about quantum noise, except that
a. quantum noise results in excessive patient dose when present on the image.
b. quantum noise is demonstrated as a blotchy appearance on the image.
c. when present, quantum noise requires an increase in exposure factors to reduce its visualization on the image.
d. quantum noise is visualized when the exposure indicator number is higher than the ideal exposure values.
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