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Radioactive tracers are substances that emit radiation and are introduced into a system to track the movement or behavior of materials. When a radioactive tracer is used, its radiation can be detected by specialized equipment, allowing scientists to observe and measure the dynamics of biological, chemical, or physical processes. This technique is commonly utilized in medical imaging, environmental studies, and industrial applications to analyze flow patterns, identify leaks, or study metabolic processes. By monitoring the distribution and decay of the tracer, researchers can gather valuable insights into the system being studied.
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How does radioactive tracer get into the body?
They dissolve it in a liquid and the patient drinks it
How can a radioactive tracer be used to locate tumors?
A radioactive tracer is a small amount of radioactive material that can be injected into the body, where it accumulates in specific tissues or organs. In the case of tumors, the tracer is often designed to target cancerous cells that have increased metabolic activity. When scanned with imaging techniques like PET (positron emission tomography), the tracer emits radiation that is detected, allowing doctors to visualize the location and size of the tumor. This method helps in diagnosing cancer and guiding treatment decisions.
How much radioactive tracer is injected into the vein for a typical bone scan?
About 1 Mg.
Radioactive isotopes that can be followed through a chemical reaction or a industrial process is?
tracer
Nuclear medicine uses these to image organs for diagnosis and treatment?
radioactive material called a tracer
Would a substance with a one second life be effective as a radioactive tracer?
the dog ate the bacon
What is a radioactive tracer and give an example of how one might be used?
A radioactive tracer is a radioactive atom inserted in a compound to see what happens to it in a reaction, usually in biotechnology. For example, to find out where carbon atoms go in photosynthesis, scientists can give the plants carbon dioxide with carbon-14 instead of carbon-12 and track the progress of the carbon-14.
What is a radioactive tracer Give an example of how one might be used.?
A radioactive tracer is a radioactive atom inserted in a compound to see what happens to it in a reaction, usually in biotechnology. For example, to find out where carbon atoms go in photosynthesis, scientists can give the plants carbon dioxide with carbon-14 instead of carbon-12 and track the progress of the carbon-14.
Would a substance with a one-second half-life be effective as a radioactive tracer?
the dog ate the bacon
What kind of tracer is used in a bone scan?
A radioactive tracer called technetium-99m is commonly used in bone scans. This tracer is injected into the bloodstream and accumulates in areas of the bones where there is increased activity, such as in cases of fractures, infections, or tumors.
A tracer is a radioactive element whose pathway through the steps of a chemical reaction can be followed?
Yes a tracer is a radioactive element whose pathway through the steps of a chemical reaction can be followed. It can be used to explore the mechanism of chemical reactions by tracing the path that the radioisotope follows from reactants to products.
How dangerous is technetium?
Technetium is not really dangerous. Since doctors will often use Technetium 99 as a radioactive tracer. It may be radioactive but its decay is slow and will produce a minute amount of gamma rays.
