Nuclear Medicine

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Across
  1. 5. Deposition of radioactive material in any place where its presence is not desired
  2. 7. Detects the high-energy, short-wavelength electromagnetic radiation emanating from the nucleus
  3. 9. Time required for disintegration of half of the original activity of a radioactive nuclide
  4. 10. Nuclides of the same element that have different atomic mass (neutrons) but the same atomic number (protons)
  5. 12. Type of atom whose nucleus disintegrates spontaneously
  6. 13. Device used to confine the elements of a beam within an assigned solid angle
Down
  1. 1. Single "snapshot" of target anatomy, also called static imaging
  2. 2. Helium nucleus that consists of two protons and two neutrons
  3. 3. Process by which radiation is reduced in intensity when it passes through some material
  4. 4. Device that measures radiation
  5. 6. Release of high-energy beta particles through disintegration of certain radioactive nuclides
  6. 8. Unit of radioactivity in SI (International System of Units)
  7. 11. Imaging system that uses one to three gamma detectors to produce tomographic images of an organ or structure