Thyrotropin - releasing hormone (TRH), also called thyrotropin - releasing factor (TRF) or thyroliberin, is a releasing hormone, produced by the hypothalamus, that stimulates the release of thyrotropin (thyroid - stimulating hormone or TSH) and prolactin from the anterior pituitary. It is a tropic, tripeptidal hormone.
what type of hormone is thyrotropin releasing hormone
tropic, tripeptidal