Esophagus

Alexandra Odinlo IB Chemistry 1 August 26, 2013 Science and Human Nutrition Human Digestion Digestion?is the process of breaking down the foods that we eat into forms of energy that the body can use as energy. The Digestive process is one that involves the body?s biological mechanical works as well as chemical means to breakdown nutrients from different types of foods. Mechanical digestion?begins the digestion process. In your mouth as your teeth begin to mash food into smaller pieces to allow you to swallow them. Soon after saliva in your mouth bring about the chemical changes to your food. Chemical and mechanical parts of digestion work hand in hand toward the goal of providing nourishment for your body.