Abstract
The renin-angiotensin-aldosterone system (SRAA) regulates the blood pressure and extracellular volume. Its activity depends of the enzyme renin, that increases the angiotensin II (Ang II) plasma levels. Ang II has a positive effect on aldosterone secretion. Both Ang II and aldosterone stimulate the renal sodium reabsorption (Kurtz et al., 1999; Spat and Hunydy, 2004). High doses of Ang II…