Dose of acute radiation causing permanent sterility in males is: (A) 0.15Sv, (B) 2.5Sv, (C) 3.5Sv, (D) 5Sv
Answer is C. Estimated Threshold Doses for Acute Radiation Effects on Specific OrgansHealth EffectOrganDose Temporary sterilityTestes0.15Depression of hematopoiesisBone marrow0.5Reversible skin effects (e.g., erythema)Skin1-2Permanent sterilityOvaries2.5-6Temporary hair lossSkin3-5Permanent sterilityTestes3.5CataractLens of eye5Ref: Robbins and Cotran Pathologic Basis of Disease; 9th edition; Chapter 9; Environmental and Nutritional Diseases; Page no: 442; Table 9-7