Paul Saladino· MD
in people with hypertension angiotensin - increases sympathetic activity this is the fight-or-flight nervous system it increases the resorption of sodium potassium and chloride which increases our blood pressure as we hold on to minerals electrolytes it causes the adrenal gland to increase aldosterone which is another hormone in our body that also has us hold on to tubular sodium potassium chloride etc it leads to arteriolar basic constriction