Internal vs. external radiation Classify the following characteristics to describe the similarities and differences between internal and external radiation. Includes systemic radiation where radioactive substances are ingested or injected into the body The most commonly used form of radiation Also called brachytherapy Often uses X-rays or gamma rays Deposits radiation within the body, often in the form of pellets Radiation is applied from an external source. Internal radiation External radiation
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It works by damaging the DNA of cancer cells, which stops them from dividing and growing. There are two main types of radiation therapy: internal and external. Show more…
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