Which of the following positron-emitting nuclides has the longest half-life?

The reconstruction method in which the comparison is made between the numerical projection data and the measured projection data in a feedback loop is called _______________..

PET images distinguished by “hot skin” and the manifestation of the lungs with high tracer uptake and the low tracer concentrations in the mediastinum are __________.

A dose of F-18 FDG is calibrated to have 14 mCi at 12:00 pm.  How many millicuries of F-18 FDG will be remaining at 12:40 pm?

Standardized Uptake Value (SUV) measurements are performed on __________.

Ovarian uptake of F-18 FDG in postmenopausal patient indicates __________.

Allergic reaction that begins within seconds/minutes of contrast media administration and rapidly progresses to cause airway obstruction, skin, and intestinal irritation, and altered heart rhythms is called __________

Pediatric CT studies should use lower parameters for _____________.

Clinical stress perfusion studies with Rb-82 are usually limited to pharmacologic stress because of Rb-82s __________.

The minimum safe distance when approaching an MRI system is the __________.