Different phases of digestion take place including: the cephalic phase, gastric phase, and intestinal phase. The cephalic phase occurs at the sight, thought and smell of food, which stimulate the cerebral cortex.Click to see full answer. Regarding this, what are the steps of the digestive system in order? Food passes through the digestive system in the following order: Mouth. Esophagus. Stomach. The small intestine. Colon (large intestine) Rectum. Also, what are the stages of chemical digestion? There are two kinds of digestion: mechanical and chemical. Mechanical digestion involves physically breaking the food into smaller pieces. Mechanical digestion begins in the mouth as the food is chewed. Chemical digestion involves breaking down the food into simpler nutrients that can be used by the cells. Also asked, what is the process of digestion start to finish? The mouth is the beginning of the digestive tract. In fact, digestion starts here as soon as you take the first bite of a meal. Chewing breaks the food into pieces that are more easily digested, while saliva mixes with food to begin the process of breaking it down into a form your body can absorb and use.What happens when food reaches the stomach?After food enters your stomach, the stomach muscles mix the food and liquid with digestive juices. The stomach slowly empties its contents, called chyme, into your small intestine. Small intestine. The walls of the small intestine absorb water and the digested nutrients into your bloodstream.
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