10 Facts About The Digestive System It can be stimulated by thinking about or smelling food. saliva has many vital functions: lubricates food for easy passage into the esophagus. coats food to protect our teeth and the lining of our mouth and esophagus. increases in saliva before vomiting help protect teeth's enamel from stomach acid. 3. Top 20 fun facts. contrary to popular belief, the stomach isn’t the main source of food digestion. while mechanical digestion occurs in the stomach, most of the work is done by the small intestine. it doesn’t take gravity to move food down your esophagus. the muscles of the esophagus move food down to the stomach.
10 Facts About The Digestive System Learn how the digestive system breaks down food, absorbs nutrients, and eliminates waste. discover the anatomy and physiology of the alimentary canal, the accessory organs, and the digestive juices. Gut hosts over 400 bacterial species for digestion. 9. digestive tract is 29 feet long. 10. digestive enzymes regulate the food temperature. 11. the surface area of the small intestine is about 250 sq. meters. 12. the new mucus layer in the stomach lining renews every 2 weeks. Fun facts about the digestive system. 1. the average person produces 2 pints of saliva every day. that is 32 ounces, or 2 cans of soda. 2. the muscles in your esophagus act like a giant wave. that. Check out these nine facts from gastroenterologist bret lashner, md. 1. small is big. don’t be fooled by the size label on your small intestine. it’s actually surprisingly long. if unraveled.
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