The 2012 Election: Our Price Tag (Finally) for the Whole Ball of Wax. With the final 2012 campaign finance reports, and their amendments, all in (well, mostly), the Center for Responsive Politics calculates that the elections cost at least $6.3 billion â more than we previously estimated.
The nerves that control your bladder can be described as follows: Parasympathetic nerves from the S2, S3 and S4 levels of your spinal cord cause the upper part of your bladder to contract and your bladder neck to relax, assisting in the process of micturition (urination).
Functions of the Urinary System. 1  The kidneys excrete waste products. 2  The kidneys control blood volume by regulating the volume of urine produced. 3  The kidneys help regulate the concentration of major ions in the body fluids.