Radiotherapy questions with correct answers
Radiotherapy - Answer - ionizing radiation used in treatment of cancer. electrons accelerated at high speed. speed broken down by metal target, producing gamma beams. works by damaging DNA Two types of damage - Answer 1) Lethal damage - kills cells 2) sub-lethal damage - damages cell, and the damage can (sometimes) be repaired Tumor radiosensitivity - Answer depends on 1) immediate damage of the cell, 2) ability of cells to repair DNA-damage characteristics of cancer cells - Answer - uncontrolled mitosis - diminished ability to repairs sub-lethal damage compared to most healthy
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- June 17, 2023
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- 2022/2023
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radiotherapy questions with correct answers
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