Clinical Radiation Generators Part-1
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Questions and Answers

What is the maximum power output of the electrostatic accelerator mentioned in the text?

  • 1 kW (correct)
  • 2 kW
  • 5 kW
  • 500 W
  • What is the purpose of using a filter of 0.5 to 1 mm thick aluminum in contact therapy?

  • To soften the beam
  • To absorb the very soft component of the energy spectrum (correct)
  • To harden the beam
  • To increase the penetration depth
  • What is the typical source-to-surface distance (SSD) used in superficial therapy?

  • 2-5 cm
  • 50-60 cm
  • 30-40 cm
  • 15-20 cm (correct)
  • What is the limitation of orthovoltage therapy?

    <p>High skin dose</p> Signup and view all the answers

    What is the typical accelerating potential used in superficial therapy?

    <p>50-150 kV</p> Signup and view all the answers

    What is a crucial requirement for clinical radiation generators?

    <p>High particle energy for penetration</p> Signup and view all the answers

    What is the reason for replacing Grenz-ray therapy with electron beam therapy?

    <p>No specific reason mentioned</p> Signup and view all the answers

    Which type of clinical radiation generator is used for skin cancer treatment?

    <p>Kilovoltage Units</p> Signup and view all the answers

    What is the primary purpose of the Xstrahl 100 system?

    <p>Treating superficial skin conditions</p> Signup and view all the answers

    Which of the following is NOT a type of clinical radiation generator?

    <p>MRI Machine</p> Signup and view all the answers

    What is a characteristic of Linear Accelerators among clinical radiation generators?

    <p>High particle flux and energy-efficient</p> Signup and view all the answers

    According to NCRP Report #34, what type of radiation generators is Xstrahl 100 classified under?

    <p>Kilovoltage Units</p> Signup and view all the answers

    What is the primary technical challenge in building Super Voltage Therapy units?

    <p>Insulating the high voltage transformer</p> Signup and view all the answers

    What type of radiation therapy uses x-ray beams with energy > 1 MeV?

    <p>Megavoltage Therapy</p> Signup and view all the answers

    Which type of accelerator is commonly used in radiation therapy to produce high-energy gamma rays?

    <p>Linear Accelerator</p> Signup and view all the answers

    What is the primary function of a resonant transformer in Super Voltage Therapy units?

    <p>To achieve resonant frequency</p> Signup and view all the answers

    What type of accelerator is used in radiation therapy to produce high-energy particle beams?

    <p>Cyclotron</p> Signup and view all the answers

    What is the primary advantage of Orthovoltage Therapy units?

    <p>Increased absorbed dose in bone</p> Signup and view all the answers

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