{ Definitionof radiation § Definitionofradiation § Applicationofradiation Typesof radiation § Classifiedasionizingradiationand non-ionizingradiation § Explanationofpenetrationbytype ofradiation Unitof radiation § Unitsofintensityofemitted radioactivity § Unitofradiationdosereceivedby thelivingbody Radiationto thehuman bodyimpact § Acuteandchronicdisorders § Physicalandgeneticdisorders § Probabilisticandcriticaldisabilities Radiation damage affecting factor § Absorbeddose,doserate § Spatialdistributionofdose § Scopeofexposure § Radiationsensitivityofexposed tissue § Half-lifeinthehumanbody Radiation exposure § Exposurebynaturalradiation § Exposurebyartificialradiation: Medicalradiation Radiation protection 3elements § Distance § Time § Shielding Radiation monitori