The three structural features of the small intestine that increase its surface area are the , the villi, and the microvilli. 2. The finger-like projections that cover the circular folds of the small intestine and contribute to the increased surface area of the small intestine are called . 3. The absorptive cells that line the wall of the intestine are called . 4. The hair-like projections that cover the surface of an enterocyte and contribute to the increased surface area of the small intestine are called . 5. The collective term for the carpet of microvilli that covers the enterocytes of the small intestine is the . 6. Each villus contains a lymphatic vessel called a that absorbs fat-soluble nutrients into the lymph fluid. 7. The tiny blood vessels located in each villus that absorb water-soluble nutrients into the bloodstream are . 8. The first section of small intestine, receiving chyme from the stomach, is called the . 9. The middle portion of the small intestine is called the . 10. The last portion, or segment, of the small intestine is called the .