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Iodine-131: Quiz


Question 1: It was also emitted in large quantities at the ________ in Washington State[2].
PlutoniumUraniumNuclear fissionHanford Site

Question 2: 131I-metaiodobenzylguanidine (131I-MIBG) for imaging and treating pheochromocytoma and ________.
ICD-10 Chapter II: NeoplasmsNeuroblastomaCraniopharyngiomaParaganglioma

Question 3: The primary risk from exposure to high levels of 131I is the chance occurrence of radiogenic ________ in later life.
Thyroid neoplasmNeuroblastomaFollicular thyroid cancerMultiple endocrine neoplasia type 2

Question 4: Iodine in food is absorbed by the body and preferentially concentrated in the ________ where it is needed for the functioning of that gland.
TesticleAdrenal glandThyroidEndocrine system

Question 5: Many ________ now have radiation detectors in order to detect the smuggling of radioactive materials that may be used in nuclear weapons manufacture.
AirportAirline hubAir traffic controlAirport security

Question 6: It is also a radioactive hazard and was a significant contributor to the health effects of the ________.
PlutoniumChernobyl disaster effectsUraniumChernobyl disaster

Question 7: Iodine-131 (131I), also called radioiodine, is a radioisotope of ________ which has medical and pharmaceutical uses.

Question 8: 131I is a fission product with a yield of 2.8336% from uranium-235, and was released in nuclear weapons tests and the ________.
Nuclear reactor technologyChernobyl disaster effectsChernobyl disasterPlutonium

Question 9: This nuclide of iodine ________ has 78 neutrons in nucleus, the stable nuclide 127I has 74 neutrons .

Question 10: 131I decays with a ________ of 8.02 days with beta and gamma emissions.
Half-lifeRadioactive decayNuclear fissionCosmic ray

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