What is iodine as potassium iodide?

What is iodine as potassium iodide?

What is Potassium Iodide (KI)? KI (potassium iodide) is a salt of stable (not radioactive) iodine that can help block radioactive iodine from being absorbed by the thyroid gland, thus protecting this gland from radiation injury. The thyroid gland is the part of the body that is most sensitive to radioactive iodine.

Why did they take iodine at Chernobyl?

“Since the accident, it's suspected that approximately a quarter of the some 20,000 cases of thyroid cancer diagnosed were caused by the radioactive iodine released from Chernobyl,” he said. … The people drinking that milk ended up with radioactive iodine concentrated in their thyroids, Cobb explains.

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Does the thyroid use iodine or iodide?

At present, the only physiological role known for iodine in the human body is in the synthesis of thyroid hormones by the thyroid gland2).

How is iodine converted to iodide?

Dietary iodine is converted into the iodide ion before it is absorbed. … Iodine enters the circulation as plasma inorganic iodide, which is cleared from circulation by the thyroid and kidney. The iodide is used by the thyroid gland for synthesis of thyroid hormones, and the kidney excretes iodine with urine.