Triangular-shaped glands located on top of the kidneys. They produce steroid hormones such as aldosterone, cortisol, and precursor sex steroids that can be converted into estrogen and testosterone. They also produce the hormones adrenalin (epinephrine) and noradrenalin (norepinephrine).
Review Date 5/17/2018
Updated by: Brent Wisse, MD, Associate Professor of Medicine, Division of Metabolism, Endocrinology & Nutrition, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.