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.
Mariana Ruiz Villarreal: Wikimedia Commons. The digestive system consists of the mouth, esophagus, stomach, pancreas, gallbladder, liver, small intestine, large intestine, colon and rectum. The main function of the digestive system is to break down food into smaller molecules that the body can absorb.