Dental Radiography Safety and Positioning Quiz
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Questions and Answers

Which type of filtration takes place when the primary beam passes through the glass window of the x-ray tube, the insulating oil, and the tubehead seal?

  • Inherent filtration (correct)
  • Added filtration
  • Primary filtration
  • Secondary filtration

    • What is the first important step in limiting the amount of x-radiation received by a dental patient?

  • Proper prescribing of dental images (correct)
  • Using equipment that complies with radiation guidelines
  • Minimizing radiation exposure
  • Providing patient protection measures

    • What can be used to minimize radiation exposure for both the dental patient and the dental radiographer?

  • Equipment that complies with radiation guidelines
  • Proper prescribing of dental images
  • Radiation protection measures (correct)
  • State and federal radiation guidelines

    • What is the maximum permissible dose (MPD) for occupationally exposed persons?

    <p>50 mSv/year</p> Signup and view all the answers

    Where should the radiation badge be worn?

    <p>At the waist</p> Signup and view all the answers

    What does ALARA stand for?

    <p>As Low As Reasonably Achievable</p> Signup and view all the answers

    What is one of the primary benefits of dental images to the patient?

    <p>Detection of disease</p> Signup and view all the answers

    Which of the following is NOT a responsibility of a dental radiographer?

    <p>Implementation and monitoring of quality control tests</p> Signup and view all the answers

    Who can be a dental radiographer in a typical dental practice?

    <p>Both dental hygienist and dental assistant</p> Signup and view all the answers

    What is a primary concern for the dental radiographer to avoid occupational exposure to x-radiation?

    <p>Avoiding the primary beam</p> Signup and view all the answers

    According to state and federal laws, dental x-ray machines operating at or below 70 kilovoltage (kV) require a minimum total of 1.5 mm aluminum filtration. What is the minimum total filtration required for machines operating above 70 kV?

    <p>2.5 mm aluminum filtration</p> Signup and view all the answers

    What is the purpose of a collimator in dental x-ray machines?

    <p>To restrict the size and shape of the x-ray beam</p> Signup and view all the answers

    Which type of PID (Position-indicating Device) would decrease patient exposure the most?

    <p>16-inch rectangular PID</p> Signup and view all the answers

    What is the purpose of a thyroid collar in dental x-ray exposures?

    <p>To limit the amount of radiation received by the patient</p> Signup and view all the answers

    Which term is considered more professional than 'pull' in the dental setting?

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

    What is the importance of using a soft tone of voice in the dental clinical setting?

    <p>All of the above</p> Signup and view all the answers

    Which nonverbal cue conveys the attitude of the dental radiographer?

    <p>Posture and body movement</p> Signup and view all the answers

    Which of the following is an example of a nonverbal communication?

    <p>Using hand gestures</p> Signup and view all the answers

    What is the purpose of patient education in dentistry?

    <p>To increase patient knowledge and motivation</p> Signup and view all the answers

    What is the role of a dental auxiliary in patient relations?

    <p>To develop a relaxing chairside manner</p> Signup and view all the answers

    What is the purpose of a collimator in dental x-ray machines?

    <p>To minimize radiation exposure</p> Signup and view all the answers

    Which of the following is true about dental x-ray images?

    <p>They can detect diseases like tooth decay and gum disease.</p> Signup and view all the answers

    What is the purpose of a lead apron in dental x-ray exposures?

    <p>To act as a shield and prevent radiation from reaching radiosensitive organs.</p> Signup and view all the answers

    Can dental x-ray procedures be performed during pregnancy?

    <p>Yes, as long as a lead apron is used during the procedures.</p> Signup and view all the answers

    Are dental x-rays safe?

    <p>No amount of radiation is considered safe.</p> Signup and view all the answers

    Which of the following statements about dental x-ray exposure and cancer is true?

    <p>Cancer is more likely to be unrelated to radiation exposure.</p> Signup and view all the answers

    What are the advantages of digital imaging compared to film-based imaging?

    <p>Digital imaging exposes the patient to less radiation.</p> Signup and view all the answers

    Can a panoramic image be used instead of a complete series of dental images?

    <p>No, a panoramic image cannot substitute for a complete series of dental images.</p> Signup and view all the answers

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