The<unk>  <unk>  or the<unk><unk> -aldosterone system (RAAS) is a hormone system that helps regulate long-term blood pressure and extracellular volume in the body.
Renin-angiotensin system
Hypothalamic pituitary adrenal axis
Parasympathetic nervous system
Hypothalamic-pituitary-thyroid axis
Sympathetic nervous system
Renal urea handling
Renal oligopeptide reabsorption
Renal glucose reabsorption