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x-ray film
Radiology POS 805/806
Question | Answer |
---|---|
film base | a flexible piece of plastic that provides a stable support for the film emulsion as well as strength |
film emulsion | a coating on radiographic film attached to the film base by an adhesive layer; a mixture of gelatin and silver halide crystals |
latent image | the invisible image produced when the film is exposed to x-rays; remains invisible until the film is processed. |
halide | a compound of a halogen and another element that is suspended in the gelatin of the emulsion |
periapical film | used to examine the entire tooth and supporting bone |
identification dot | a small raised bump seen in one corner of each intraoral film packet, used to determine film orientation |
nonscreen film | an occlusal film that does not require teh use of screens for exposure |
occlusal film | size 4 intraoral film that patients will "occlude" on the entire film |