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