Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025
Definition
The zona reticularis is the innermost layer of the adrenal cortex, involved in the production of androgens, which are sex hormones. This layer synthesizes small quantities of male hormones that are important for both sexes.
Related terms
Adrenal Cortex: The outer part of the adrenal gland that produces steroid hormones including cortisol, aldosterone, and androgens.
Androgens: Male sex hormones such as testosterone that are produced in small amounts by the zona reticularis.
Paired organs located above the kidneys that produce a variety of hormones including adrenaline, cortisol, and androgens, playing a key role in stress response and metabolism