facilitated diffusion is used to absorb what in the small intestine
4 Types of Absorption in Small Intestine 1. Passive diffusion a. Nutrients pass through enterocytes and into bloodstream w/o carrier protein or energy â lipids, water, vitamin C, minerals 2. Facilitated diffusion a. Nutrients pass through enterocytes with help of a carrier protein but donât require energy â monosaccharide fructose 3.