Mouth - Location of the start of digestion. Teeth mechanically digest and enzymes like amylase chemically digest, Salivary Glands - Produce saliva which is filled with enzymes to begin chemical digestion of food, Amylase - An enzyme that digests complex carbohydrates into sugars. Located in saliva, Enzyme - A protein that chemically alters molecules in the body, Epiglottis - A flap that prevents food from entering the windpipe, Esophagus - A tube that passes food from the mouth to the stomach, Stomach - Chemically digests food with acid and digestive enzymes such as pepsin. First site of protein digestion, Pepsin - An enzyme located in the stomach that digests proteins, Small Intestine - Tube located after the stomach that specializes in absorbing nutrients into the bloodstream, Large Intestine - Tube located after the small intestine specializing in water absorption, Rectum - Holds fecal waste until it is eliminated, Liver - Organ that produces bile , Gallbladder - Organ that stores bile, Pancreas - Organ that produces digestive enzymes to be shot into the small intestine. Also makes insulin, Mechanical Digestion - Chewing, mixing, and churning food into smaller pieces, Chemical Digestion - Use of acids and enzymes to digest food into usable pieces, Peristalsis - Muscular Contractions that force food through the digestive system. Occurs in esophagus, and intestines, Chyme - The produce of mixing of food with stomach acid,

Human Digestion

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