Introduction to radiation protection -- Radiation : types, sources, and doses received -- Interaction of x-radiation with matter -- Radiation quantities and units -- Radiation monitoring -- Overview of cell biology -- Molecular and cellular radiation biology -- Early tissue reactions and their effects on organ systems -- Stochastic effects and late tissue reactions of radiation in organ systems -- Dose limits for exposure to ionizing radiation -- Equipment design for radiation protection -- Management of patient radiation dose during diagnostic x-ray procedures -- Special considerations on safety in computed tomography -- X-ray breast imaging: methods and radiation safety aspects -- Management of imaging personnel radiation dose during x-ray procedures -- Radioisotopes and radiation protection.