Question

thyrotropin-releasing hormone target organ
what does thyrotropin-releasing hormone (trh) target?
thyroid gland
hypothalamus
posterior pituitary (neurohypophysis)
anterior pituitary (adenohypophysis)

Explanation:

Thyrotropin - releasing hormone (TRH) is produced by the hypothalamus. Its main function is to stimulate the release of thyroid - stimulating hormone (TSH). The gland that secretes TSH is the anterior pituitary (adenohypophysis). So, TRH targets the anterior pituitary to regulate TSH production.

Answer:

Anterior pituitary (adenohypophysis)