Digital Imaging Overview Crossword
Across
- 4. Wide range of exposure techniques that still produces an acceptable image.
- 6. Distance from the center of one pixel to the center of the next.
- 11. Process that maintains uniform brightness and contrast regardless of exposure.
- 12. Number of pixels per millimeter in an image.
- 13. Graphic display showing distribution of pixel values.
- 16. Digital images are composed of numerical values representing tissue thickness, density, and atomic number affecting x-ray ______.
Down
- 1. Volume element in the patient represented by a pixel.
- 2. Undesirable practice of overexposing with intent to fix the image later.
- 3. Removal of superimposed or unwanted structures from an image.
- 5. Low-pass filtering that removes high-frequency noise.
- 7. Smallest component of a digital image; also called a picture element.
- 8. Digital images demonstrate good visualization of soft tissue and ______.
- 9. Digital postprocessing can compensate for overexposure or ______ exposure.
- 10. Rows and columns that make up a digital image.
- 14. Combining multiple images into one larger image.
- 15. Total number of pixels in an image.
- 17. Radiation safety principle stating exposure should be as low as reasonably achievable.