Diagnostic Imaging Flashcards
1
Q
The acceleration of the electrons and their ultimate striking energy is determined by the
A. mA
B. kVp
C. mAs
D. Exposure time
A
B. The kVp determines the maximum speed of the electrons flowing across the X-ray tube. This determines the maximum energy of the x-ray photons produced and thus their penetrating power.
2
Q
A safelight illumination test was performed in the darkroom. On processing the film, you see various gradations of blackness on your film. The area exposed for the longest period of time is…
A. Green
B. Clear
C. Slightly gray
D. Darkest
A
D. Darkest
3
Q
What is a common cause for streaks and stains on the film from an automatic processor?
A. Not enough time in the fix
B. Not enough wash
C. Oversupply of developer
D. Dirty rollers
A
D. Dirty rollers
