Radiology Week 1-5

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Across
  1. 4. portion of x-ray that is sharp and clearly collimated
  2. 5. foreshortening or elongation of the body part that is regularly practiced in dental radiography
  3. 7. 'picture elements'
  4. 8. a guide that tells you what numbers to input into radiography unit that calibrates it to the measurement of the patient
  5. 12. German scientist who discovered x-rays in 1895
  6. 13. value responsible for the density of the x-ray
  7. 17. VD means ____
  8. 18. term for collapsed lung
  9. 19. the electrical current within tube that determines the number of x-rays produced per second
  10. 20. the unit of power
Down
  1. 1. thin tungsten wire that is coiled and placed in a focusing cup that produces cloud of electrons when heated
  2. 2. tool used to measure patient before x-ray
  3. 3. keep cumulative total of the individual's radiation exposure
  4. 6. _____ filtration that is part of the x-ray tube assembly that includes the collimator
  5. 9. a glass enclosure that houses the cathode and anode
  6. 10. patient is in a lying position
  7. 11. consist of tungsten 'target' upon which the electrons are focused
  8. 14. smallest quantity of any type of electromagnetic radiation
  9. 15. limits the primary beam to a defined area that also decreases scatter radiation
  10. 16. Principle to follow as radiation workers to reduce radiation doses