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 is an abbreviation for the medical term Antidiuretic Hormone. ADH is a hormone that is released from the posterior pituitary gland that increases water reabsorption in t â¦ he kidneys, resulting in decreased urinary output. 54 people found this useful.he concentration of solutes in the blood stimulates the release of  ADH or antidiuretic hormone. This is referred to as the plasma  osmolarity.