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  Overview: The digestive system functions to break foods down both chemically and mechanically for the purpose of extracting needed nutrients and water for absorption. Digestive processes vary slightly depending on the type of food (carbohydrate, fat, or protein) ingested and what part of the...

   1. Define the terms peristalsis and segmentation. Where do each of these processes occur in the gastrointestinal tract during the digestive process?  Provide answer here 2. List four accessory organs to the digestive tract and share their location as well as their main contribution...