Quiz: Radioactive Iodine and Cancer

0 of 4 answered

1. Q1.How do health agencies classify radioactive iodine?

   AA probable (likely) human carcinogenBA possible human carcinogen (weaker evidence)CA known human carcinogen (strongest evidence)DNot classifiable — evidence is inconclusive

   Check answer
2. Q2.According to this article, how are people most often exposed to radioactive iodine?

   ANuclear fallout exposure and, in controlled doses, medical treatmentBThere is no known way for people to be exposed to itCOnly by taking a prescription medicine for itDOnly through contact with the eyes

   Check answer
3. Q3.Radioactive iodine is most strongly linked to which cancer?

   Abrain tumorsBThyroid cancerCchildhood leukemiaDmelanoma of the skin

   Check answer
4. Q4.What does it mean that radioactive iodine is classified as a carcinogen?

   AThat everyone exposed to it is certain to get cancerBThat it has been banned in every countryCThat there is no way to reduce exposure to itDThat it can cause cancer under some conditions — a hazard, not a measure of personal risk

   Check answer

This quiz checks understanding of educational content only. It is not medical advice. Read: Radioactive Iodine and Cancer.