BDA Radiography Exam – Dental Radiography Certification Study Guide & Practice Review – comprehensive exam revision notes, practice questions with answers, and radiography safety review
Introduction:
This document
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BDA Radiography Exam – Dental Radiography Certification Study Guide & Practice Review – comprehensive exam revision notes, practice questions with answers, and radiography safety review
Introduction:
This document contains detailed revision material and practice questions for the BDA Dental Radiography Certification exam. It covers radiographic techniques, IRMER and IRR regulations, radiation safety, panoramic and periapical imaging, QA programmes, positioning techniques, image interpretation, and common radiographic faults.
The material includes precise answer explanations designed for exam preparation and revision. It also reviews key concepts in dental radiography legislation, radiation dose, patient safety, and image quality assurance frequently tested in certification assessments.
Exam Questions and Answers
When using parallax in the horizontal plane... --- correct precise answer ---a buccally positioned unerupted tooth will appear to move in the opposite direction to the X-ray tubehead.
What are the main area(s) that must be addressed by a radiography quality assurance programme? --- correct precise answer ---A quality assurance programme must cover all aspects of dental radiography, not just things like equipment.
Which of the following is a key aim of a radiography QA programme? --- correct precise answer ---Produce diagnostic radiographs to a consistently high standard
What is the suggested 'dose constraint' for dental staff involved in radiography? --- correct precise answer ---0.3msV for those working in dental practice. The annual dose limit for a non-classified worker (set out in the Ionising Radiation Regulations) is 20mSv, but that is far too high given the small doses we use in dental radiography.
What piece of legislation is principally concerned with the safety of workers and the general public? --- correct precise answer ---IRR is the legislation that protects workers and the public
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