To Accurately Record the Alveolar Crestal Bone, Which of the Following

question 30

Multiple Choice

To accurately record the alveolar crestal bone, which of the following is necessary?

• A) Precise parallelism with vertical and horizontal angulations
• B) Placement of the image receptor parallel to the long axis of the tooth
• C) Central rays of the x-ray beam directed perpendicular to the tooth and image receptor
• D) All of the above

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Specific observations or items selected from a larger population for analysis.

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The ratio of the number of times an event occurs to the total number of trials or observations.

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