Across
- 5. Arrangement of pixels forming a digital image
- 6. Real-time imaging using continuous or pulsed x-rays
- 11. effect Complete absorption of an x-ray photon with ejection of an inner-shell electron
- 13. radiation X-rays that leave the patient and reach the image receptor
- 16. density Compactness of tissue affecting x-ray absorption
- 18. Electron ejected during a photoelectric interaction
- 19. Unwanted exposure that reduces image contrast
- 20. radiation Radiation remaining after passing through the patient
- 24. Removal of electrons from atoms, forming ions
Down
- 1. electron Outer-shell electron ejected during a Compton interaction
- 2. image Invisible image stored before processing
- 3. absorption Different tissues absorb x-rays at different rates
- 4. range Range of exposures a digital system can accurately record
- 7. scattering Low-energy interaction where the photon changes direction without energy loss
- 8. effect X-ray photon ejects an outer-shell electron and is scattered with reduced energy
- 9. Deflection of x-ray photons after interaction
- 10. X-ray energy is completely taken up by matter
- 12. resolution Ability to display differences in shades of gray
- 14. electron Electron produced by x-ray interactions in matter
- 15. Overall reduction in x-ray beam intensity as it passes through tissue
- 17. image Visible image after processing
- 21. X-rays passing through tissue without interaction
- 22. Smallest unit of a digital image
- 23. bit depth Number of gray shades a pixel can display
- 24. receptor Device that captures x-rays to form an image