10 Question RT quiz

1. An X-ray procedure requires an exposure of 5mA minutes at a source-to-film distance of 1000mm. If the source-to-film distance is decreased to 500mm, the exposure required to achieve the same density would be:

2. The most common way of cooling the anode of a high-power X-ray tube is:

3. Filters placed between the X-ray tube and specimen tend to reduce scatter radiation undercutting the specimen:

4. Low voltage X-ray tubes are generally fitted with windows made of:

5. The emulsion or image layer of the unexposed film contains grains of

6. In an X-ray tube, the filament and focusing cup are the two essential parts of the:

7. With respect to quality, what three factors must be considered in selecting a source-to-film distance?

8. Which of the following technique variables is most commonly used to adjust subject contrast?

9. A light image of a backing "B" on a processed radiograph is probably caused by:

10. Subject contrast is affected by:

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