Scintillation Detectors or Gamma Cameras Use Crystals That Change

Q1: Unwanted photons or "noise" are reduced by

Q2: The radiotracer for PET scanning is chosen

Q4: Naturally occurring radionuclides are not used for

Q5: The crystal used in gamma cameras is

Q6: The most common radionuclide used in nuclear

Q7: One desirable characteristic of a radiopharmaceutical is:<br>A)

Q8: SPECT imaging produces images that:<br>A) are similar

Q9: Which two are used primarily to image

Q10: Half-life is described as the time required

Q11: PET scanners have to be close to