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Veterinary Technician

Category - Imaging

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Which of the following choices represent the function of contrast in a conventional radiological image?

To produce an overall darkening of the image
To make overall detail more visible
To produce an overall lightening of the image
To make bones more visible

Explanation

Answer: B - To make detail more visible is the choice that represents the function of contrast in a radiological image. Contrast is necessary for differentiating normal from abnormal anatomy, as well as identifying problem areas and aiding patient diagnosis.

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