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advanced imaging final 1 old quiz Qs
Question | Answer |
---|---|
T/F, imaging plates need to be erased weekly? | False |
Imaging sequence of an indirect DR system | x-ray to light, light amplified, light to a digital signal by the ADC |
Window width controls: | contrast |
Transmission protocol that creates, stores, prints, and forwards image data to PACS | DICOM |
A CR laser recognizing tissue densities is representative of a: | histogram |
Histogram range with 8 bit depth | 0-255 |
When the PSP in scanned in a raster pattern, what color light is released? | blue |
T/F, in mammo the AEC is above the IR? | false |
T/F, multi slice CT scanners belong to the 6th generation CT scanners ? | false |
Why is the X-ray tube tilted in mammo? | for a sm. Focal spot, to penetrate near the chest wall, uniform exposure of the II |
What filter is used in mammo for thicker breast tissue? | rhodium |
CT value for air? | -1000 |
What % of ESE is Dg? | 15% |
Advantage of compression in mammo? | immobilization |
In mammo screen cleanliness is evaluated how often? | weekly |
Total tube filtration for mammo | .5 mm al eq. |