ADRENAL GLAND Hyponatremia Paraventricular nucleus I I . A.T Hypokalemia (1st) Blood volume (weakest) 2nd ACTH Cholesterol Blood pressure proteins Distal Convoluted Tubule A.T. II Pregnenolone A.C.E Progesterone 21 - hydroxylase A.T. I 11 - Deoxycorticosterone Angiotensinogen Corticosterone Zona Glomerulosa Zona Fasciculata Zona Reticularis Aldosterone Renin J.G. Cells Adrenal Medulla ANP Hyperpolarization Blood pressure Endocrinology | Adrenal Gland: Aldosterone "aldosterone" Alb umi n