Lumen Villus Epithelial cells nutrients Microvilli- 与吸收有关的结构 Capillaries By projecting Nerve E fiber into the lumen Arteriole venule 2 the villi increases the surface area Lacteal for absorption of TyRes nutrients Microvilli [aka brush border] fringe the villi to further increase Lymph duct Vein Muscularis Artery mucosae surface area与吸收有关的结构 By projecting into the lumen, the villi increases the surface area for absorption of nutrients. Microvilli [aka brush border] fringe the villi to further increase surface area. nutrients