Adrenocorticotropic hormone (ACTH)

Definition

Adrenocorticotropic hormone (ACTH) is a polypeptide tropic hormone produced and secreted by the anterior pituitary gland. It stimulates the adrenal cortex to release cortisol, which helps the body respond to stress.

Related terms

Pituitary Gland:

The primary endocrine gland that secretes hormones regulating homeostasis, including ACTH.

Cortisol: A steroid hormone released by the adrenal cortex in response to ACTH, involved in glucose metabolism and stress responses.

Adrenal Cortex: The outer region of the adrenal glands that produces steroid hormones including cortisol upon stimulation by ACTH