A(n) ____ is a device used to reduce the amount of scatter radiation that reaches an extraoral film during exposure.

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A grid is a device that reduces the amount of scatter radiation that reaches the extraoral film during exposure. A collimator is used to restrict the size and shape of the x-ray beam, while a cassette and intensifying screen are used to hold and intensify the radiation, respectively, but do not reduce scatter radiation.

A(n) ____ Is a Device Used to Reduce the Amount