This hypothalamic hormone stimulates the synthesis and release of the thyroid stimulating hormone (TSH) by the anterior pituitary gland.(A) Thyrotropin releasing hormone (TRH)(B) Somatostatin(C) Thyroxine (T4)(D) Triiodothyronine (T3)(E) Reverse triiodothyronine (reverse T3 or rT3) Checking your answer...