Unit 1

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Across
  1. 2. Two types of energy used in X-ray are Electrical energy and electromagnetism
  2. 4. A positively charged electrode within the X-ray tube
  3. 9. Noticeable short term effects due to, rarely, from diagnostic imaging setting
  4. 10. The smallest quantity of any type of electromagnetic radiation
  5. 11. Used to hold film for film X-rays
  6. 16. The process of heat supplied to the cathode resulting in electrons energized off the cathode filament
  7. 17. The number of waves passing a given point per given unit of time
  8. 19. A negatively charged electrode within the X-ray tube
  9. 20. Dose measured by the service personnel calibrating the X-ray unit (air kerma "Gya)
  10. 22. All types of radiation have the ability to penetrate tissue and transfer energy
  11. 24. The unit used to measure tube current (mA)
  12. 27. Measured by the dosimeter worn by personnel exposed to radiographs (Sievert "Sy")
  13. 28. Device that is used to measure X-ray exposure
  14. 29. Method of dissipating heat in general purpose X-ray tubes which must be capable of producing high intensity X-ray beams in a short time
Down
  1. 1. The distance between two successive crests or troughs
  2. 3. Any substance that has mass and takes up space
  3. 5. Has a greater intensity on the side of the cathode and diminishing toward the anode side
  4. 6. No charge in the atom
  5. 7. The study of radiographic images of any and all imaging disciplines
  6. 8. The smallest particle of substance, arranged in the periodic table
  7. 12. Occur by chance and my occur without a threshold level of dose. Late term effects.
  8. 13. Two filaments that are large and small are made of this metal
  9. 14. A material (concrete or lead) which absorbs radiation or prevents the transmission of radiation to the wearer
  10. 15. Process when an atom spontaneously emits particles and energy due to being unstable
  11. 18. Positives charge in the atom
  12. 21. Measures the amount of radiation absorbed per unit mass of matter (gray "Gy")
  13. 23. Negative charge in the atom
  14. 25. The smallest particle of an element
  15. 26. Length of the space between two points and helps prevent unnecessary radiation
  16. 30. Exposure refers to two different occurrences, Exposure Rate and Exposure Time