Ch. 9: Image Quality & Characteristics Key Terms

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Across
  1. 3. Enlargement of anatomy caused by increased OID
  2. 6. A number that reflects the amount of radiation reaching the detector
  3. 7. Large differences in tissue densities (bone vs air)
  4. 8. Any unwanted distortion or error on a radiographic image
  5. 9. Shape distortion that makes anatomy appear longer
  6. 10. The difference in signal between tissues compared to image noise
  7. 12. The area of anatomy included in the image
  8. 13. The difference in brightness between adjacent areas of an image
  9. 16. The range of exposures a detector can accurately record
Down
  1. 1. Shape distortion that makes anatomy appear shorter
  2. 2. Small differences in tissue densities (soft tissues)
  3. 4. The ability to distinguish small differences in tissue density
  4. 5. Inaccurate representation of size or shape of anatomy
  5. 11. The overall lightness or darkness of an image
  6. 14. The range of gray tones displayed on an image
  7. 15. How efficiently a detector converts x-ray photons into image signal