Interferes with sodium reabsorption at distal tubule, resulting in increased water and sodium excretion and decreased potassium excretion. Increases chloride, sodium, and water excretion by interfering with transport of sodium ions across renal tubular epithelium.
The main purpose is to grab people's attention. Once it has achieved that purpose, its next purpose is usually to provide people with information. Sometimes posters are designed to make people curious about something, and encourage them to seek out further information of their own accord. TouchScreen Â· 7 years ago.
Creating an image. The most basic function of the campaign poster is to present an idealized image of the candidate, Eubanks said. This 1888 poster of Grover Cleveland, printed for the Democratic National Convention, sought to overcome negative publicity from the discovery of his illegitimate child.