Aldosterone stimulates the cells of the kidney to increase their reabsorption of sodium and water to maintain blood volume and pressure. Hormones. The kidneys maintain a small but important endocrine function by producing the hormones calcitriol and erythropoietin. 1  Calcitriol is the active form of vitamin D in the body. 2  Erythropoietin (EPO) is a hormone produced by cells of the peritubular capillaries in response to hypoxia (a low level of oxygen in the blood).
The Roosevelt Corollary was an addition to the Monroe Doctrine which stated that no European countries were allowed to intervene with Latin American affairs. The only way that â¦ the U.S was allowed to become involved was if the affairs or European countries was threatened.
All Works. The Territorial Assumption: Rationale for Conquest. The classic definition of the State involves two elements: a coercive monopolization of defense services over a given geographic area, and the imposition of coercive revenue collection from all of the areaâs inhabitants. As Murray Rothbard has pointed out, even if taxes were voluntary, the...