Thyroid-Stimulating Hormone(TSH) o Produced from pituitary Regulates thyroid hormone production, secretion, and growth the sodium-iodide symporter (nis) thyroglobulin tg thyroperoxidase (tpo) e Is regulated by the negative feedback action oft, and tThyroid-Stimulating Hormone (TSH)  Produced from pituitary  Regulates thyroid hormone production, secretion, and growth the sodium-iodide symporter (NIS) thyroglobulin (Tg) thyroperoxidase (TPO)  Is regulated by the negative feedback action of T4 and T3