TABLE FOUR - SOME POSSIBLE BIOLOGICAL EFFECTS FROM RADIATION DOSES TO SPECIFIC ORGANS * Dose Gastrointestinal (Rads ) Thyroid Tract Bones ~—— Minor changes in 10, 000 : —— “Fr atructure —_ Tumor production Permanent or serious Gammge -- survival threatened 1,000 Tumor Production . Inmediate effects such Minor changes in structure — 85 nausea and voniting Potential carcinogenic dose to thyroids of few percent of children and adolescents 100 — - * Lesser short term effects would be expected from the same doses distributed in time. 54