Question

Write down in your own words the tow main function of the digestive system.​

Answer 1

I would posit that there are three main functions of the digestive system. Besides digestion and absorption there is also elimination. Of course between saliva and stomach acid food and nutrients are broken down to a level that the body can absorb, but we have an immunoresponse within our digestive system as well that is meant to protect us from harmful bacteria that it is capable of handling. Elimination also covers the process of expelling the waste and parts of what we took in that we cannot absorb or use. The two most commonly referenced processes however are digestion and absorption.

Answer 2

Two important functions of the digestive system are digestion and absorption. The nutrients that come from food are derived from proteins, fats, carbohydrates, vitamins, and minerals. These complex macromolecules must be broken down and absorbed in the gastrointestinal (GI) tract.

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