The amount of time that digestion takes varies from person to person, but on average it takes around 33 to 50 hours. It takes 6 to 8 hours for food to pass through the stomach.
According to Branch Basics, digestion begins in the mouth when the process of chewing starts. Salivary glands will secrete a mucus, which assists in lubricating the food before swallowing.
The digestive system helps the body break down food, so nutrients can be used for cell repair, growth and energy. The digestive system is also responsible for storing and excreting solid wastes.
Digestion is the process that breaks food down into the molecules that the body needs for all of its metabolic processes. Food is the body's fuel source and the source that the body's molecules and cells use to build and repair the body, but the body cannot use the food unless it has been digested.
Easy-to-digest foods include refined breads and pastas; well-cooked or canned vegetables without seeds; ripe bananas or canned fruits without seeds and skins; and animal products such as meat and eggs, states WebMD. Dairy is also easily digestible but can cause diarrhea and cramping in some people.
The human digestive system begins in the mouth and ends at the anus. Enzymes in saliva break food down into smaller particles in the mouth. Food is then swallowed and goes through the digestive tract before leaving the bottom through the rectum and anus.
For a science project focusing on the digestive system, kids can make a model stomach and a model small intestine. They can also make a wide array of digestive components, but the stomach and small intestine are the easiest and most enjoyable for children.
According to Kids.gov from the Office of Citizen Services and Innovative Technologies, a person should explain taxes to children by telling kids why taxes are paid. He should explain what types of goods and services are paid with taxes and describe different types of taxes. Children should know that
Digestion is the process by which the body obtains nutrients from the environment, notes Wikipedia. Without these nutrients, a living body would gradually run out of the energy necessary to maintain health. Eventually, a body that can no longer digest food starves to death.
Diseases that commonly attack the digestive system include irritable bowel syndrome, lactose intolerance, cancer, pancreatitis and gastroesophageal reflux disease, according to MedlinePlus. Liver disorders, including hepatitis B and C and liver failure; esophageal disorders, including achalasia and