Keystone College, located just ten minutes northeast of Scranton, offers an Associate of Science degree in Landscape Architecture. Selected science courses include: General Botany, Graphics/CAD, General Zoology, Pre-Calculus, and Co-op Education.
Function Of Ileum In Digestive System. As a part of the small intestine, the ileum plays a crucial role in aiding the process of digestion and absorption of vital nutrients and vitamins. Though the ileum is much smaller than the jejunum, it is very vital part of the small intestine.
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.