Mikaela Shiffrin wins parallel slalom city event in Oslo. Shiffrin matches her childhood idol, Marlies Schild, with her 37th World Cup victory.
It stores and produces hormones that affect the function of virtually every organ in our bodies. Thyroid hormone (Triiodothyronine or T3) regulates our metabolic rate and is associated with modest changes in body weight and energy levels.
How and When KI Protects. 1  Potassium iodide (KI) blocks uptake of radioactive iodine by the thyroid gland. 2  KI protects only the thyroid from radioactive iodine uptake. 3  KI is effective as a radiation medical countermeasure only for internal contamination with radioactive iodine.