The outer part of the adrenal glands.
The outer part of the adrenal gland, consisting of the zona glomerulosa, the zona fasciculata, and the zona reticularis and yielding various steroid hormones.
The greater portion of the adrenal gland fused with the gland’s medulla and producing mineralocorticoids, androgens, and glucocorticoids, hormones essential to homeostasis. The outer cortex is normally a deep yellow; the inner part is dark red or brown.