| Question | Answer |
| compact mechanical optical computer assembly that the IP is placed into and is then scanned by a laser beam that sends a latent image to the computer | CR reader |
| reducing the data size of an image for storage | Image compression |
| saturation or white out of a digital image | Solarization |
| computer programs that are written by a computer manufacturer, software manufacturer or the users themselves to guide the computer to perform a specific task | Application programs |
| the application in a computer that functions include message and mail utilities, calendar reporting, storage of text data and financial accounting and planning | RIS – radiology information system |
| the cassette that houses the photostimulable phosphor uses in computed radiography | Imaging plate |
| digital imaging and communication - the standard for medical images to be transferred and displayed on any DICOM-compatible display device with a consistent gray scale appearance | Solarization |
| a device that converts a digital (usually binary) code to an analog signal (current, voltage, or electric charge). | Digital-to-Analog Converter (DAC) |
| translate images of text, drawings or photographs into a digital format recognizable by the computer | Scanners |
| everything about the computer system that is visible; the physical components of the system that include the various input and output devices | Hardware |
| a QC test that is used to ensure the images are being displayed properly and is in tolerance for quality images and was developed by Society of Motion Picture Television Engineers | SMPTE pattern |
| viewing is performed on a digital computer monitor | Soft copy |
| medical images were presented to the radiologist on film | Hard copy |
| picture element; the cell of a digital image matrix | Pixels |
| a graph of frequency of occurrence versus digital value intervals; a plot of the frequency of appearance of a given object characteristic | S# - Sensitivity number |
| in computer language, a single binary digit (0 or 1) | Bits |
| the transfer of medical images and patient data to remote sites | Teleradiology |
| the sequence of instructions developed by a software programmer | Computer program |
| a device that uses sampling to convert a continuous quantity to a discrete time representation in digital form | Analog-to-Digital Converter (ADC) |
| the area in which a measurement is desired; determine average pixel value for use in quantitative imaging | Region of interest (ROI) |
| the primary element that allows thecomputer to manipulate data and carry out software instructions | CPU – central processing unit |
| row and columns of pixels displayed on a digital image | Matrix |
