Sulfur oxides are produced by and contribute to

breaks down food to a thin

watery mixture absorbs dissolved food with hundreds of villi stores food

Explanation:

The small intestine is the part of the human digestive system. It appears narrow and coiled. There are many small projections present in the walls of the intestines which helps in absorption of nutrients. These villi increases the surface area of the intestine for digestion of food. The primary function of the small intestine is the break down and digestion of the nutrients present in food at the molecular level. The small intestine is able to absorb the nutrients present in the food and sending them to the bloodstream.