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Evaluate for quality
Radiography POS 814
| Question | Answer |
|---|---|
| elongated images | on a dental radiograph, images of the teeth that appear long and distorted |
| forshortened images | images of the teeth that appear short with blunted roots |
| focal trough | a 3 dimensional curved zone or image layer in which structures are reasonably well defined |
| Frankfort plane | the imaginary plan that intersects the orbital rim of the eye and the opening of the ear. |
| ghost image | an artifact on a dental radiograph produced when an area of high density is penetrated twice by the x-ray beam and appears radiopaque. Ex earings |
| herringbone pattern | an image on a dental radiograph that has been placed in the mouth backward and exposed |
| phalangioma | error- resulting from the patients finger being placed in front of the film |
| cone cut | clear unexposed area on a dental radiograph that occurs when the position indicating device is misaligned and the x-ray beam is not centered on the film. |
| distortion | a geometric characteristic that refers to a variation in the true size and shape of the object being radiographed. |
| penumbra | the unsharpness, or blurring that surrounds the edges of a radiographic image |
| quality assurance | special procedures used to ensure the production of high-quality, diagnostic radiographs. |
| radiographic interpretation | explanation of what is viewed on a dental radiograph; the ability to read what is revealed by a dental radiograph |
| stepwedge | a device constructed to demonstrate film densities and contrast scales |
Created by:
mdeose1
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