Intestine

Absorptive cells-

absorption of nutrients

Secretion- where substances are produced and discharged through cells or glands

Goblet cells-

secretion of mucus through bowel

Paneth cells-

secretion of antibacterial proteins into the crypt lumen

Stem cells-

able to divide and replace dead cells

Villi-

increasing surface area and absorption in small intestine

Includes both the small and large intestine.