NUCMED
NUCMED Knowledge Quiz
Welcome to the NUCMED Knowledge Quiz! This interactive quiz is designed to test your understanding of nuclear medicine principles, radiation detection, and imaging technologies. With 52 carefully crafted questions, this quiz challenges both students and professionals in the field.
Key Features:
- Comprehensive coverage of nuclear medicine topics
- Improve your knowledge with multiple choice questions
- Instant feedback on your answers
Converts radiant energy to eletronic signal
Radiation detectors
Survey meter
Dose calibrator
Geiger mueller detector
A gas filled ionization chamber used to measure or confirm the activities of prepared patient doses before administration
Gamma camera
Pinhole
Ionization detector
Dose calibrator
It is used to detect and measure low levels of activity or radiation.
Multihole collimator
Survey meter
Gamma camera
Light pipe
GM counters include their durability, portability and ability to detect types of radiation
True
False
Converts photons emitted by the radionuclide in the patient into a light pulse and subsequently into a voltage signal
Septa
Gamma camera
Pinhole
Diverging
, the tilt of the holes is away from the center. As a result, these holes converge toward the detector
Diverging
Converging
Septa
Parallel hole
Is used to this day in gamma camera due to its excellent scintillation light output and resulting good energy resolution.
Iodine 131
Linear amplifier
Resolution
Crystals
electric pulses arriving at the anode of a PM tube are small (microampere) and therefore require amplification to several volts before they can be further analyzed or processed.
Light pipe
Photomultiplier tube
Preamplifier
Pulse height analyzer
Facing the window through which light enters.
Dynodes
Anode
Photocathode
Cathode
Ability of crystal PMT detector and accompanying electronics to record the exact location of the light pulse on crystal (3mm)
Energy Resolution
Inherent Spatial Resolution
Spatial resolution
Overall Spatial Resolution
is a measure of the ability of a detector to function accurately at high count rates encountered when large amounts of radioactivity are used.
Dead time
Control console
Light pipe
Crystals
€¢ Attaches crystal to the photomultiplier tube. • Optically transparent material that directs light from the crystal to PMT.
Photomultiplier tube (PMT)
Resolution
Linear Amplifier
Light pipe
is a particle with roughly the same mass as an electron but oppositely charged
PET scan
MRI
Positron
Dynamic/cine
Very sensitive, inexpensive survey instruments used primarily to detect small amounts of radioactive contamination.
Dose Calibrator
Ionization detector (chamber)
Gas-Filled Detectors
Geiger-mueller detector (counter
PET scans cannot use radiopharmaceuticals to create three-dimensional images.
True
False
= is a particle with a negative charge
Proton
Neutron
Electron
energy that comes from a source and travels through space at the speed of light.
Nuclear medicine
Non ionizing radiation
Radiation
Neutron radiation
Is the process when the electron absorbs amounts of energy that are just sufficient to move it into a higher unoccupied shell.
Excitation
Gamma ray
Ionization
Alpha decay
Occurs when an atom undergoes radioactive decay and gives off a particle
Xray
Isotopes
Beta decay
Alpha decay
Is the number of disintegrations of a sample of nuclei
Beta radiation
Isobars
Isotones
Radioactivity
Nuclides with constant atomic mass number, but different proton and neutron numbers
Isotones
Isobars
Isotopes
Isomers
States that the total energy (mass energy + kinetic energy + energy in any other form) remains unchanged during a radioactive process or nuclear transformation
Conservation of mass number
Conservation of electric charge
Conservation of energy
A subatomic particle that is very similar to an electron, but has no electrical charge and a very small mass close to zero
Gamma decay
Decay sched of 99Mo
Neutrino
Antineutrino
proton inside the nucleus is converted into a neutron by capturing an electron from one of the atomic shells and gives off a neutrino
Antineutrino
Electron capture
Beta decay
Xray
A subatomic particle that is very similar to an electron, but has no electrical charge and a very small mass close to zero
Alpha decay
Gamma decay
Decay scheme
Internal Conversion
S a collection of experimental information regarding the modes and frequency of decay,
Decay scheme
Internal conversion
Electron capture
Conservation laws
Imaging technology where radiopharmaceuticals introduced into the body are used to produce images of major organs.
Pet scan
Xray
Pet mri
Nuclear medicine
An attractive coulomb force between the positively charged nucleus and the negatively charged electrons provides stability to the electrons revolving in the spherical shells.
Atomic structure
Physicist Niels Bohr
Non-ionizing radiations
S the process of splitting a heavier nucleus into two small nuclei
Neutron
Fission
Equillibrium
Radionuclide
a self-contained system housing a parent/daughter radionuclide mixture in equilibrium
Radionuclide generator
Equilibrium
Thermal neutron reactor
it involves study of chemical transformations of radioactive substances, dealing with elements
Radiopharmacuetical
Radionuclide
Nuclear medicine
Radiochemistry
Period of time required to reduce the amount of a drug in an organ or the body to exactly one half its original value due solely to biological elimination
Effective half-life
Biological half- life
Physical half life
A chemical compound in which one or more atoms have been replaced by a radioisotope.
Radioactive tracer
Elution
Tracers
Radiotracers
The amount of impurities such as Aluminum and other trace elements should be tested and should not exceed 10 µg/mL of the eluate
parent breakthrough
Cyclotron
Chemical purity
Efficiency
€¢ a condition reached when the physical half-life of the parent is many times greater than the physical half life of the daughter
Equlibrium
Radioactivity
Secular equilibrium
Transient equilibrium
Is the number of disintegrations of a sample of nuclei (atoms) per unit of time (decay rate) or simply the activity of a sample of a radionuclide.
Radioactive tracers
Radiochemistry
Radioactivity
Elution
The unit of radioactivity
Curie
Becquerel
Sievert
S the percentage of activity present that is due to the radionuclide of interest.
Radiopharmaceutical
Radiochemical
Chemical purity
Radionuclide purity
DMSA
Dimercaptisunicin acid
Dimercaptosuccinic acid
Used for Pheochromocytoma or Neuroblastoma
DMSA
HDP
MIBG
MAG3
Use in Liver tumor
MAA
SIRT
MAG3
HDP
Is a radionuclide that is attached (chemically bound) that has a specific biodistribution in the human body.
Radiochemistry
Radionuclide
Radio chemistry
Radiopharmaceutical
Use in Bone imaging
MDP
MAA
HDP
MAG3
Very important because all radiopharmaceuticals are intended eventually for human use
Sterility
apyrogenicity
Quality control
Chemical purity
Use in Thyroid, salivary glands, stomach, and choroid plexu
Technetium-99m-Labeled Sulfur Colloid
Technetium-99m-Labeled Macroaggregated Albumin (MAA)
Technetium-99m-Labeled Human Serum Albumin
Technitium-99m Pertechnetate (99m44
E process of extracting a substance that is adsorbed to another by washing it with a solvent.
Eluate
Sodium molybdate
Elution
Tracers
in between of each holes which absorbs photons emitted in any other directions
Pinhole
Collimator sensivity
Septa
Is the most widely used multihole collimator in nuclear medicine laboratories.
Parallel hole
Septa
Multihole collimator
Binded at the Aluminum Oxide column and physiologic saline (0.9% sodium chloride solution) is used at the solvent for elution
Elution
Equilibrium
Sodium
Sodium molybdate
Use in Renal function
MIBG
MAG3
HIDA
Use in Hyperthyroidism and Thyroid Cancer
Technitium-99m
F-18 Fludeoxyglucose
Iodine 123
Iodine 131
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