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Questions and Answers
What is the purpose of a compensating filter in radiation therapy?
What is the purpose of a compensating filter in radiation therapy?
- To increase the skin dose
- To improve the depth dose distribution
- To decrease the tumor dose
- To reduce the skin dose (correct)
Which type of radiation therapy unit uses Cobalt-60 as a radioactive source?
Which type of radiation therapy unit uses Cobalt-60 as a radioactive source?
- Megavoltage X-ray Generators
- Van de Graaf Generator
- Microtron
- Cobalt-60 Therapy Unit (correct)
In which type of brachytherapy is the radioactive source placed directly within or near the tumor site?
In which type of brachytherapy is the radioactive source placed directly within or near the tumor site?
- Deep Therapy
- Field Shaping
- Interstitial Brachytherapy (correct)
- Telecurie Therapy
What is the main advantage of brachytherapy compared to external beam radiation therapy?
What is the main advantage of brachytherapy compared to external beam radiation therapy?
Which radioactive source is commonly used for treating head and neck therapy in Telecurie Therapy Units?
Which radioactive source is commonly used for treating head and neck therapy in Telecurie Therapy Units?
What is the typical depth range of tumors that are effectively treated using Deep Therapy with Orthovoltage Medium energy?
What is the typical depth range of tumors that are effectively treated using Deep Therapy with Orthovoltage Medium energy?
What is the primary function of a field shaping device in radiation therapy?
What is the primary function of a field shaping device in radiation therapy?
What is a characteristic disadvantage of using orthovoltage medium energy tubes in radiation therapy?
What is a characteristic disadvantage of using orthovoltage medium energy tubes in radiation therapy?
What is a common advantage of using Cobalt-60 Therapy Units over other radiation sources?
What is a common advantage of using Cobalt-60 Therapy Units over other radiation sources?
Which type of accelerator is commonly used for heavy charged particle therapy?
Which type of accelerator is commonly used for heavy charged particle therapy?
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