Which of the Following Is a Basic Principle of the Paralleling

question 12

Multiple Choice

Which of the following is a basic principle of the paralleling technique?

• A) The image receptor is placed perpendicular to the long axes of the teeth.
• B) The central ray of the x-ray beam is directed parallel to both the teeth and the recording plane of the image receptor.
• C) The image receptor is placed parallel to the long axes of the teeth.
• D) The central ray of the x-ray beam is directed perpendicular to an imaginary bisector.

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An extremely high and typically accelerating rate of inflation, often exceeding 50% per month, leading to a rapid erosion of the real value of the local currency.

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