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Dental Imaging
| Term | Definition |
|---|---|
| Automatic processor | Machine that automates all film processing steps. |
| Beam alignment device | Assists in the positioning of the position indicator device (PID). |
| Bitewing | Image view that shows 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) | A 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 (ee-MUL-shun) | A coating on the x-ray film that contains energy-sensitive crystals. |
| Extraoral film | Film designed for use in cassettes. |
| Film speed | The sensitivity of the emulsion on the film to radiation. |
| Intensifying screen | The part inside an extraoral cassette that converts x-ray energy into visible light, which in turn exposes screen film. |
| Intraoral film | ilm designed for placement in the patient’s mouth. |
| Label side | Colored side of the film that faces the tongue |
| Latent image | The 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. |
| Periapical (per-ee-AP-i-kul) | Radiographic view that shows the crown, root tip, and surrounding structures. |
| Phosphor storage plate (PSP) | Reusable film-sized plates coated with phosphor as the image receptor |
| Positioning instruments | Intraoral devices used to position and hold the film, sensor, or PSP |
| rocessing | A series of steps that change exposed film into a radiograph. Steps include developing, rinsing, fixing, washing, and drying. |
| adiograph (RAY-dee-oe-graf) | Image produced on photosensitive film by exposing the film to radiation and then processing it. |
| Teledentistry | Process of using electronic transfer of images and other information for consultation and/or insurance purposes in dentistry. |
| Tube side | Solid white side of the film packet that faces the x-ray tube |
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alyssagoodyear
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