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Digestion System Digestion- process of breaking down foods into forms that the body can use. Digestive system- group of organs that breakdown food into molecules 3 Functions of The digestion system First- it breaks down food into molecules the body uses 2nd- the molecules are absorbed into the blood and carried throughout the body 3rd- wastes are eliminated from the body. Step of the Digestive System Step #1- You take food into your mouth Step #2- You swallow the food and it goes into the esophagus Esophagus- short tube that carries food from mouth to stomach Step #3: The food goes down the esophagus to the stomach. Stomach- is a bag-like organ shaped like a J Step #4: The food goes from the stomach to the small intestine. Step #5 The food goes from the small intestine to the large intestine. Absorption- is the process by which nutrients molecules pass through the wall of you digestive system into your blood. The food your body can not use collects in the large intestine as waste. 2 kinds of digestion Mechanical-physically breaking down food ex: chewing Chemical-chemically breaking down food, ex: enzymes in your saliva, acid in your stomach Digestion juice help break down the food From three places- (Chemical Digestion) LiverPancreasSmall intestine Liver- produces digestive juice called bile Bile- juice made by the liver, that helps break down fats Gallbladder- organ under the liver that stores bile. Pancreas- produces digestive juices to further breakdown food Small intestine is like a coil Stretches to be 6 or 7 meter long Most digestion takes place in the small intestine Large intestine Stores unused solid substances after water is removed.