Imaging Basics

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647
Across
  1. 5. cause of most contrast media reactions
  2. 6. governmental agency that regulates radiation and nuclear medicine
  3. 7. most common personal radiation monitor
  4. 8. partical of radiant energy
  5. 9. controls the quality or penetrability of photons in an x-ray beam
  6. 10. domain of learning that is guided by feelings and emotions
  7. 13. observable successful achievement of skill mastery
  8. 15. any cell except sperm and ova
  9. 17. controls the quantity or amount of photons in an x-ray beam
  10. 24. source to image distance
  11. 25. radiopaque contrast material; barium
  12. 27. synonymous with exposure
  13. 29. drug that causes expansion of the lung
  14. 30. drug name that is typically its chemical structure
  15. 33. positive component of the tube
  16. 34. drug movement out of the body
  17. 38. negative component of the tube
  18. 39. contrast media with the atomic number 56
  19. 40. contrast media that disassociates into anion and cation
  20. 41. occurs when radiation is reduced when passing through matter
  21. 43. synchronizes the movements of the Bucky and tube
  22. 44. devices that reduces scatter radiation while allowing primary radiation to pass
  23. 45. amount of filtration needed to reduce an x-ray beam to half it's original value
  24. 46. real-time dynamic imaging used to assess structure and function of organs
  25. 47. most effective method of radiation protection
Down
  1. 1. misrepresentation of the shape of an object
  2. 2. radiolucent contrast material; air
  3. 3. automatically detects the size and shape of the image receptor and collimates to a size no larger than that
  4. 4. route of drug administration that does not involve an injection
  5. 8. abbreviation for image storage system
  6. 11. also known as modified scattering; when an incoming photon strikes the outer shell of a target atom; contributes to occupational does
  7. 12. a type of antidiabetic that should be stopped prior to and after contrast exams
  8. 14. type of glass that can withstand high heat
  9. 16. adjusts the size and shape of the x-ray field
  10. 18. under the tongue
  11. 19. radiolucent and free-floating
  12. 20. medication contained in a gelatin shell
  13. 21. permits passage of x-rays; shows up black on radiographic images
  14. 22. differences between adjacent exposures
  15. 23. requires an energy of at least 1.02 MeV
  16. 24. getting the right people to do the right things
  17. 26. supervision with a technologist present in the exam room with a student
  18. 28. does not easily permit the passage of x-rays; shows up white on radiographic images
  19. 31. used in nuclear medicine; not a contrast agent
  20. 32. metal used in radiographic barriers and shields
  21. 35. radiation that results in image formation
  22. 36. length-wise
  23. 37. overall blackness of an image
  24. 42. allergic reaction seen in imaging