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.
Ileum The ileum's main function is absorption of vitamin B12, bile salts and whatever nutrients that were not absorbed by the jejunum. At the point where the ileum joins the large intestine there is a valve, called the ileocaecal valve, which prevents materials flowing back into the small intestine.he digestive system. The digestive system is one of the body's major organ systems. All animals-with the exception of some endoparasites such as tapeworms-have a digestive system. In this section we're going to look at digestion in ruminants, and compare their guts with those of other, non-ruminant, mammals.