RADT 100 questions and answers
RADT 100 questions and answers
1. Digital imaging techniques can be used in: all answers listed
2. Mammography is radiographic imaging of the: breast
3. SELECT TWO:
Digital imaging could only be developed after advances were
made in: 1. microprocessors
...
1. Digital imaging techniques can be used in: all answers listed
2. Mammography is radiographic imaging of the: breast
3. SELECT TWO:
Digital imaging could only be developed after advances were
made in: 1. microprocessors
2. semiconductor memory
4. Which of the following modulation requires the best spatial
resolution?: -
mammography
5. As spatial resolution increases, lp/mm .: increases
6. The dynamic range determines the degree of in
the image.: con- trast resolution
7. Digital fluoroscopy uses at least monitor(s): 2
8. A principal advantage of digital fluoroscopy is: image
subtraction
9. Digital fluoroscopy systems with hybrid capabilities use
both: temporal and energy subtraction
10. T/F: Digital fluoroscopic dose rate is lower than that for
continuous analog fluoroscopy: true
11. SELECT 3:
, Further imaging workup of breast cancer can include?: 1.
ultrasound
2. tomosynthesis
3. MRI
12. Recent studies have shown that 50% of breast cancers
will occur in the: upper outer quadrant
13. Approximately of breast cancer is DCIS?: 80%
14. Soft tissue radiography requires special techniques
because of the low
.: subject contrast
15. When doing soft tissue radiography, the differential
absorption between
and must be enhanced.: glandular, fat
16. DQE is: detective quantum efficiency
17. In soft tissue radiography, such as mammography, all of
the tissues being imaged have similar: all listed are similar
18. The breast tissue tends to be increasingly in
older women.: fatty
19. Breast compression increases .: spatial resolution
20. resolution is defined as the ability to image 2
separate objects and visually detect one from the other:
spatial
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