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Learn about the structure and function of the human digestive system, which consists of the gastrointestinal tract and the accessory organs. Find out how food is broken down into smaller components and absorbed by the body in three stages: cephalic, gastric and intestinal.
Etsy is an American online marketplace that connects sellers and buyers of handmade, vintage, and craft products. Learn about its history, revenue, fees, categories, operations, and controversies from this Wikipedia article.
How To Sell on Etsy: A 6-Step Guide for Beginners Learn: How a Side Hustle Can Help You Achieve Your Financial Goals. It seems like a simple enough idea, but the convenience of buying a file and ...
Learn about the three phases of gastric secretion (cephalic, gastric, and intestinal) and how they are regulated by nervous and endocrine systems. Find out how food stimulates acid production and how the duodenum modulates gastric activity.
English: The gastrointestinal tract, also called the digestive tract, alimentary canal, or gut, is the system of organs within multicellular animals that takes in food, digests it to extract energy and nutrients, and expels the remaining waste.
Learn about the breakdown of food into small molecules that can be absorbed by the body, and the different forms and mechanisms of digestion in various organisms. Compare external and internal digestion, and the roles of enzymes, bacteria, and organs in digestion.
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Learn how the digestive system forms from the endoderm and mesoderm in the human embryo. The midgut is part of the gut tube that rotates and herniates during development.