Chapter 5 Radiation Biology Key Terms

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Across
  1. 3. Higher ___ increases the energy of x-ray photons, this results in lower image contrast
  2. 7. is the max voltage or peak of an alternating current
  3. 8. is the overall darkness or blackness of an image
  4. 9. refers to how sharply dark and light areas are differentiated or separated on an image
Down
  1. 1. or wavelength and energy, of the x-ray beam is controlled by the kilovoltage
  2. 2. defined as the product of the quantity (number of x-ray photons) and quality (energy of each photon) per unit of area per unit of time exposure
  3. 4. (V) the unit of measurement used to describe the potential that drives an electrical current through a circuit
  4. 5. ___ controls the number of electrons flowing through the x-ray tube per second.
  5. 6. determines the number of electrons passing through the cathode filament