1 The pancreas is an abdominal gland situated behind the stomach in the upper abdomen.  The main function of the pancreas is to secrete hormones and enzymes that help with digestion and regulate blood sugar (glucose) metabolism.
See also: List of tram and light rail transit systems. The Shanghai Metro is the longest metro system by route length. The Beijing Subway is the metro system with the highest ridership. The New York City Subway has the most stations.
Allentown is the largest and plainest of the three cities, and there are large numbers of good older homes available to be fixed up or modified. There is some commuter bus service today in the New York direction, and we expect these services to expand into rail service someday.