Nuclear Medicine – NMTCB Practice Exam questions and 100% correct answers

Nuclear Medicine – NMTCB Practice Exam questions and 100% correct answers What is the fraction of the total radioactivity in the form of the desired radionuclide present in a radiopharmaceutical called? A) aluminum contamination B) molybdenum breakthrough C) radionuclidic purity D) radiochemical purity E) chemical purity C) radionuclidic purity The use of elliptical and/or body contour orbits in SPECT imaging should result in improved: A) temporal resolution B) spatial resolution C) reconstruction times D) acquisition times E) patient comfort B) spatial resolution Full width at half maximum (FWHM) is often used as a measure of: A) uniformity B) sensitivity C) intensity D) resolution E) dead time D) resolution Uncorrected flood field nonuniformities cause ___________ artifacts in tomographic reconstruction. A) irregular B) dropout C) circular D) undulating E) linear C) circular What areas of prolonged retention of Xe-133 in the lungs associated with?