Quiz: What Is Radiation Therapy?

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1. Q1.According to this article, how does radiation therapy work at high doses?

   ABy adding new cells to the tumorBBy damaging the DNA inside cancer cells so they stop dividing or dieCBy cooling the tumor until it freezesDBy blocking blood flow with magnets

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2. Q2.According to this article, what are the two main types of radiation therapy?

   AExternal beam radiation and internal radiationBOral radiation and topical radiationCHodgkin and non-Hodgkin radiationDWarm and cold radiation

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3. Q3.According to this article, does radiation therapy kill cancer cells right away?

   AYes, all cancer cells die within secondsBYes, but only during the first treatmentCNo; it takes days or weeks, and cells keep dying for weeks or months after treatment endsDNo; radiation never affects cancer cells

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4. Q4.According to this article, what does the article say about the machine used for external beam radiation?

   AIt is small and completely silentBIt is large and may be noisy but does not touch youCIt is placed inside your bodyDIt must be held by hand against the skin

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This quiz checks understanding of educational content only. It is not medical advice. Read: What Is Radiation Therapy?.