During a HIDA Scan a scanner monitors the radioisotope that was initially injected. When (CCK) cholecystokinin, a hormone that's normally released by the body after a meal, is injected, the contraction of the gallbladder is identified on the scan. Reduced contraction (which often produces pain) may mean anything from actual gallbladder disease/dysfunction, to inflammation or scarring.
United States History. Volstead Act. Andrew J. Volstead, Republican representative from Minnesota, was the driving force behind the National Prohibition Act (popularly the Volstead Act), written to provide for the enforcement of the recently ratified 18th Amendment.
Below are some key dates in the history of drunk driving laws in the United States. 1  In 1910, New York was the first state to adopt a law against drinking and driving, with California and other states soon following. These early DUI laws simply prohibited driving while intoxicated, but there was so set definition of what level of intoxication qualified as drunk driving.