Radiographic imaging 182

Module code RAW 182
Qualification Undergraduate
Faculty Faculty of Health Sciences
Module content Introduction: Discovery of X-rays, processing principles, handling of X-ray equipment. X-beam: production of X-rays, attenuation. Properties of the radiographic image: visibility and geometric properties. Image formation: interaction between X-rays and the human body and subject contrast. Primary exposure factors: mAs, kVp and SID. AEC. Principles of technique charts. Image recording: darkrooms, cassettes, intensifying screens, efficiency of rare earth intensifying screens and X-ray film construction. Control of scatter radiation: production of scatter, effect of scattered radiation on the image, beam restriction devices, grids and grid efficiency. Geometry: focal spot size, SID, OID, X-ray beam/body part/film alignment, influence of distances and other variables on the geometric properties of the image. Introduction to digital radiography.
Module credits 20.00
Prerequisites No prerequisites.
Contact time 1 lecture per week, 1 seminar per week, 1 discussion class per week
Language of tuition Both Afr and Eng
Academic organisation Radiography
Period of presentation Year

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