College Place, WA. Online Offers. College Place is a city in Walla Walla County, Washington, United States next to Walla Walla, Washington. The population was 8,765 at the time of the 2010 census. College Place is the home of Walla Walla University, a Seventh-day Adventist college. Because of the primary Adventist population, most downtown businesses close on Saturday, reopening in most cases on Sunday.
The villi are numerous small folds found on the intestinal wall.  Their function is to increase the surface area of the small  intestine to ensure the quick absorption of nu â¦ trients.
Gastrointestinal Tract. The gastrointestinal (GI) tract (also digestive tract, or alimentary canal) is the system of organs in the body that takes in food, digests it for the absorption of nutrients and energy, and expels waste material. The major functions of the GI tract are categorized as four distinct processes: Ingestion is the consumption of food and other substances through the mouth, as they pass by chewing and swallowing into the GI tract. Digestion is the