ANATOMY

Detailed explanation-1: -It consists of three layers: Zona glomerulosa (outer layer). Zona fasciculata (middle layer). Zona reticularis (innermost layer).

Detailed explanation-2: -The medulla is divided into two main parts: the ventral medulla (the frontal portion) and the dorsal medulla (the rear portion; also known as the tegmentum). The ventral medulla contains a pair of triangular structures called pyramids, within which lie the pyramidal tracts.

Detailed explanation-3: -The adrenal medulla is located inside the adrenal cortex in the center of an adrenal gland. It produces “stress hormones, ” including adrenaline.

Detailed explanation-4: -The inner part of the adrenal gland (a small organ on top of each kidney). The adrenal medulla makes chemicals such as epinephrine (adrenaline) and norepinephrine (noradrenaline) which are involved in sending nerve signals.