The Principles of the Paralleling Technique Include Each of the Following

question 13

Multiple Choice

The principles of the paralleling technique include each of the following EXCEPT one. Which one is the EXCEPTION?

• A) The image receptor is placed parallel to the long axis of the tooth of interest.
• B) The central ray of the x-ray beam is directed perpendicular to the tooth and to the image receptor.
• C) The central ray of the x-ray beam is directed at a plane halfway between the long axis of the tooth and the long axis of the image receptor.
• D) Parallel placement of the image receptor is accomplished using an image receptor holder.

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