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Unformatted text preview: This phase goes for a total of 20 feet (small intestine) to 5 feet (large intestine) and lasts 3-5 hours in the small intestine and up to 24 hours in the large intestine. The Organs Large Intestine- This is the portion of the gastrointestinal tract that includes the colon and rectum, where some absorption of water and vitamins takes place. Mouth- In the mouth you have of course your teeth, tongue, salivary glands, pharynx, epiglottis, and esophagus. In the mouth closer to the esophagus and pharynx lies the epiglottis, a valve like flap that keeps food from going into your lungs. Small Intestine- The tube shaped organ of the digestive tract where digestion of ingested food is completed and majority of nutrient absorption occurs. Stomach- This organ in the digestive tract mixes food and secretes gastric juice. This where food goes and is the second step in digestion....
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- Spring '11