What component of the dental x-ray machine best limits the size of the x-ray beam to the approximate size of the image receptor?

Name: What component of the dental x-ray machine best limits the size of the x-ray beam to the approximate size of the image receptor?
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Quizplus · Accepted Answer

A rectangular Position Indicating Device (PID) is specifically designed to limit the size of the x-ray beam to closely match the size of the image receptor, thereby reducing patient exposure to unnecessary radiation.

What Component of the Dental X-Ray Machine Best Limits the Size