What are some examples of chemical digestion?

Chemical digestion is much like it sounds – those aspects of digestion achieved with the application of chemicals to our food. Digestive enzymes and water are responsible for the breakdown of complex molecules such as fats, proteins, and carbohydrates into smaller molecules. These smaller molecules can then be absorbed for use by cells. read more

Mechanical digestion is chewing food in the mouth, churning of food in the stomach, and the emulsification of fats by bile. read more

Mechanical digestion is the physical act of breaking down the food by non-chemical means. Mechanical digestion begins in the mouth by the physical act of mastication (chewing). The specialized teeth break down the food as it is cut by the incisors, torn by the cuspids and ground by the molars. read more