Gamma camera Study guides, Revision notes & Summaries

Instrumentation NMTCB Practice with Certified Solutions What is a gamma camera crystal made of? Sodium iodide activated with thallium What is the purpose of the crystal in a gamma camera? To absorb gamma (γ) rays and convert them into visible-light photons What is the mechanism by which gamma (γ) rays interact with a gamma camera crystal? Photoelectric effect or Compton scattering. What is the relationship between the energy of an absorbed gamma (γ) ray and the amount of light produced by...

Basic Gamma Camera Components - correct answer Collimator, NaI scintillation crystal, light guide, PMT array How does the collimator work? - correct answer Controls which gamma rays are accepted by absorptive collimation, forming a projected image of the distribution on the surface of the crystal. What information do event signals contain? - correct answer Position and energy information (could also contain time information). Reflective Material Around Crystal - correct answer M...

For what purpose are radiopharmaceuticals administered Answer Diagnose, treat and assess pathologies What is a kit? Answer Vial containing pharmaceuticals which, when combined with radionuclides, become radiopharmaceuticals Which NM imaging procedure is used to assess perfusion to the heart? Answer Myocardial perfusion scan (MPS) What does the term 'hot' mean with respect to radioactivity Answer High concentration of radioactivity / radioactive List the challenges associated with N...

Nuclear Medicine Final Exam 2023 Basic Gamma Camera Components - ANS->>Collimator, NaI scintillation crystal, light guide, PMT array How does the collimator work?...

Basic Gamma Camera Components -ANSWER Collimator, NaI scintillation crystal, light guide, PMT array How does the collimator work? -ANSWER Controls which gamma rays are accepted by absorptive collimation, forming a projected image of the distribution on the surface of the crystal. What information do event signals contain? -ANSWER Position and energy information (could also contain time information). Reflective Material Around Crystal -ANSWER Maximizes light output. Aluminum Casing Ar...

Nuclear Medicine Final Exam corBasic Gamma Camera Components -ANSWER Collimator, NaI scintillation crystal, light guide, PMT array How does the collimator work? -ANSWER Controls which gamma rays are accepted by absorptive collimation, forming a projected image of the distribution on the surface of the crystal. What information do event signals contain? -ANSWER Position and energy information (could also contain time information). Reflective Material Around Crystal -ANSWER Maximizes ligh...

Nuclides with the same atomic number but different numbers of neutrons are called? -ANSWER Isotopes Two nuclides with the same atomic numbers are called? -ANSWER Isobars Two nuclides with the same number of neutrons but different atomic numbers are called? -ANSWER Isotones What is a radionuclide? -ANSWER A nuclide that emits particular or photon energy to achieve a more stable energy state Another name for a helium ion containing two protons and two neutrons is? -ANSWER an alpha part...

For what purpose are radiopharmaceuticals administered Answer Diagnose, treat and assess pathologies What is a kit? Answer Vial containing pharmaceuticals which, when combined with radionuclides, become radiopharmaceuticals Which NM imaging procedure is used to assess perfusion to the heart? Answer Myocardial perfusion scan (MPS) What does the term 'hot' mean with respect to radioactivity Answer High concentration of radioactivity / radioactive List the challenges associated with N...

CAMRT Exam Questions with Rationale 2024 half-life and energy of Tc-99m T= 6hrs 140keV half-life and energy of Mo-99 T=66hrs 740keV and 778keV Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:07 / 0:15 Full screen half-life and energy of I-131 T=8 days 364keV half-life and energy of I-123 T=13hrs 159keV half-life and energy of In-111 T=67hrs 171keV and 245keV Half life and energy of Xenon-133? ...

Nuclear medicine determines the cause of a medical problem based on the ______________ function of organs or tissues. Answer physiologic Radiotracers undergo ____________ decay to produce gamma ray emissions that allow for the detection of the tracer's presence. Answer radioactive Used to transform gamma ray emissions into images that provide information about the function and anatomy of the organ or system being studied. Answer gamma or scintillation camera Nuclear medicine procedures...