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digestion
vocabulary definitions
Term | Definition |
---|---|
Digetion | the process of changing foods into usable foods |
saliva | liquid in the mouth that helps in digestion |
chemical digestion | process by which large food molecules are broken down into smaller food molecules |
mechanical digestion | process by which larger pices of food are cut and crushed into smaller pices |
two types of digestion | mechanical and chemical digestion |
enzyme | chemicals that control chemical reactions in the body |
esoupagus | moves food down into the stomach |