Nuclear Scintigraphy Flashcards
1
Q
What is nuclear scintigraphy?
A
administration of radionuclides to animal and detection of gamma rays emitted off the animal with the use of a gamma camera
2
Q
How are radionuclides absorbed?
A
absorbed by cells in body with high metabolic rate
3
Q
What is the most common radionuclide?
A
Technetium-99m
4
Q
What do hot spots indicate?
A
indicate neoplasia and bone remodeling
5
Q
What is the half life of Technetium-99m?
A
6 hours
6
Q
What should you wear when dealing with Iodine-131?
A
latex gloves, lab coat, disposable boots, dosimetry badge
7
Q
Amount of radioisotope used in nuclear medicine is measured in what units?
A
mCi (millicuries)
8
Q
What is “half life”?
A
the amount of time it takes half of the atoms in a sample to decay
