The hypothalamus synthesizes and secretes certain hormones called releasing hormones which stimulate the secretion of pituitary hormones.
The hypothalamus gland uses the nervous system and secretes hormones which sends messages to the pituitary hormones.
please see the attached images. Hope this helps you.
<span>A cell has a single component that performs all of the cell's different, specific functions. I think that is the answer. </span>