Question

22) Aradioactive compound used for the diagnosis and treatment of disease is called a 23) The principal difference between x-rays and gamma rays is their 24) The usual dose used for brain imaging with F-FDG is between 25) n the U.S., a patient can be released provided the TEDE to any other individual from exposure to the released and MBq patient is not ikely to exceedmrem or mSv 26) The concentration of Mo in a Tc containing radiopharmaceutical shall not exceed 27) has a ife of 6.0 hours. A radiopharmaceutical containing this isotope had an original activity of 140 mCi at 1 AM this morning. The activity (in mCi and Becquerels) that wil be left at 3 PM this afternoon is calculated from the initial radioactivity A by A A/22) mCi or Bq? Show your calculations assuming that for a given radioisotope, the radioactivity A at time tcan be

Answer 1