Introduction to Nuclear Medicine – Study Guide, Practice Questions & Course Review 2026

Introduction to Nuclear Medicine – Study Guide, Practice Questions & Course
Review 2026


What is nuclear medicine? - correct answer ✔✔Branch of radiology that uses radioactive
materials for diagnosis, therapy & medical research. Provides doctors w/ information on both
structure & function.



Isotope - correct answer ✔✔Element w/

same # of protons, but different # of neutrons.



How are radioactive materials detected? - correct answer ✔✔By gamma cameras.



What are radioactive materials used for? - correct answer ✔✔To diagnose and treat a variety of
diseases & disorders.



The amount of radiation is comparable to? - correct answer ✔✔A diagnostic x-ray & the amount
is kept w/in safe limits.



Radiopharmaceuticals - correct answer ✔✔A radiation drug.

Radioactive drug for diagnosis or therapy.



Radionuclide - correct answer ✔✔Unstable atoms that emit radiation spontaneously.



Radiopharmacy - correct answer ✔✔Facility for preparation,dispensing & storage of radioactive
drugs.



Tracers - correct answer ✔✔Used as tags or markers & followed as they travel through the
body.