Â© iStockphoto.com /Eraxion. Antibodies. The lymph system is the body's drainage system. It is composed of a network of vessels and small structures called lymph nodes. The lymph vessels convey excess fluid collected from all over the body back into the blood circulation. Along the way, however, these fluids are forced to percolate through the lymph nodes so that they can be filtered.
Coulter is a city in Franklin County, Iowa, United States. The population was 281 at the 2010 census.
Webster City is a city in Hamilton County, Iowa, United States. The population was 8,070 at the United States 2010 Census. It is the county seat of Hamilton County. Webster City is known as 'Boone River Country' with the Boone River meandering along the east side of the city from north to south.