Structure and function of the adrenal glands

Adrenal cortex

Uses cholesterol to produce a wide range of steroid based hormones. They enter the cell by dissolving into the cell ssurface membrane.

3 distinct layers:

1. Outermost layer (zona glomerulose), secretes mineral corticoides which help to control the conc. of potassium and sodium in the blood.

2. Middle layer (zona fasciculata), secretes glucocorticoids…