302823 (v.1) Medical Imaging Science 121

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Area:	Department of Medical Imaging Science
Contact Hours:	6.0
Credits:	25.0
Lecture:	2 x 1 Hours Weekly
Laboratory:	4 x 1 Hours Weekly
Relationship between mAs and density. kV and mAs rules. Film and intensifying screens. Scatter and grids. Geometrical factors effecting radiographic image. Radiographic positioning and terminology for the extremities. Introduction to x-rays, medical images and their production. Factors effecting x-ray absorption. Exposure factors effecting the image. Optical density, contrast, fog. Magnification, unsharpness, resolution. Recording the image: films and screens. Latent image. Manual and automatic processing. The chemistry of developing and fixing. Quality assurance. Scatter radiation and methods for limiting its effects. Sensitometry, speed, latitude and characteristic curves. Experimental construction of characteristic curves. Image quality. Copying radiographs, subtraction.
Year Location Period Internal Area External Central External 2003 Bentley Campus Semester 1 Y