Type оf RаdiаtiоnQuаntitySI UnitCоnventional UnitRadiation Effect MeasuredX-Ray or GammaExposureCoulomb/Kg____________2.____________All ionizing radiationAbsorbed dose3.___________RAD (Radiation absorbed dose)Amount of energy per unit mass absorbed by objectAll ionizing radiation Equivalent Dose4.___________REM (Radiation equivalent man)Biologic Effects