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Chapter 39
Digital Imaging, Dental Film, and Processing
Term | Definition |
---|---|
Automatic Processor | Machine that automates all film-processing steps. |
Beam Alignment Device | Assists in the positioning of the position indicator device. |
Bitewing | Image view that shoes the crowns of both arches on one film. |
Calcium Tungstate | Common type of phosphor. |
Cassette | Contains extraoral films during exposure. |
Cephalometric Film | Shows the bony and soft tissue areas of the facial profile. |
Charge-Coupled Device (CCD) | Solid-state image sensor used in intraoral digital imaging. |
Digital Image | Electronic signals captured by sensors and displayed on computer monitors. |
Digitize | Scanning of traditional film-based radiographs into a digital image. |
Duplicating Film | Film designed for use in film duplicating machines. |
Emulsion | Coating on the x-ray film that contains energy-sensitive crystals. |
Extraoral Film | Film designed for use in cassettes. |
Film Speed | Sensitivity of the emulsion on the film to radiation. |
Intensifying Screen | Part inside an extraoral cassette that converts x-ray energy into visible light, which in turn exposes screen film. |
Intraoral Film | Film designed for placement in the patient’s mouth. |
Label Side | Colored side of the film that faces the tongue. |
Latent Image | Invisible image on the x-ray film after exposure but before processing. |
Occlusal | Radiographic view that shows large areas of the maxilla or mandible. |
Panoramic Film | Used in cassettes to provide a wide view of both the upper and lower jaws. |