In physics, an orbit is the gravitationally curved path of an object around a point in space, for example the orbit of a planet around the center of a star system, such as the Solar System.
Antidiuretic hormone (ADH) (vasopressin). Peptide hormone synthesized in hypothalamus and released from posterior pituitary gland; increases water permeability of kidneys' collecting ducts and causes vasoconstriction.ntidiuretic hormone (ADH) (vasopressin). Peptide hormone synthesized in hypothalamus and released from posterior pituitary gland; increases water permeability of kidneys' collecting ducts and causes vasoconstriction.
ADH Antidiuretic hormone; a hormone produced by the hypothalamus and released by the posterior pituitary that acts on the kidneys to promote water reabsorption; also known as vasopressin. ADP Adenosine diphosphate; a molecule that together with inorganic phosphate is used to make ATP (adenosine triphosphate).