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Your Digestive System How it Works - NIDDK Once foods are broken into small enough parts, your body can absorb and move the nutrients to where they are needed Your large intestine absorbs water, and the waste products of digestion become stool
The Digestive System Explained Step by Step From the moment you eat to the moment you excrete, your digestive system works tirelessly, converting meals into molecules that build your body, fuel your brain, and support your life
The Process of Digestion and Absorption – Nutrition Essentials However, in the small intestine, absorption is also happening: the body absorbs the molecules from the food, taking them through the intestine wall and into the blood where the energy and building blocks can be delivered throughout the body
Processes of Digestion and Absorption. | BIO103: Human Biology Digestion begins in the mouth and continues as food travels through the small intestine Most absorption occurs in the small intestine Mechanical digestion is a purely physical process that does not change the chemical nature of the food Instead, it makes the food smaller to increase both surface area and mobility
Digestive System (Anatomy): How It Works - WebMD Food gets pushed through the esophagus and into the stomach by a series of muscle contractions, called peristalsis Just before the connection to the stomach, there's an important ring-shaped
Introduction to the Digestive System - SEER Training The digestive system includes the digestive tract and its accessory organs, which process food into molecules that can be absorbed and utilized by the cells of the body Food is broken down, bit by bit, until the molecules are small enough to be absorbed and the waste products are eliminated
Health Encyclopedia - University of Rochester Medical Center Food and drink must be changed into smaller molecules of nutrients to be absorbed into the blood and carried to cells throughout the body Digestion is the process by which food and liquid are broken down into smaller parts
The Gastrointestinal Tract and the Digestive System Digestion: The process of breaking down food into smaller molecules, which can occur mechanically or chemically Absorption: The process of taking these smaller molecules from the gastrointestinal tract through the intestinal wall and into the circulation (e g , blood or lymph)
34. 10: Digestive System Processes - Digestion and Absorption In chemical digestion, enzymes break down food into the small molecules the body can use It is important to break down macromolecules into smaller fragments that are of suitable size for absorption across cell membranes