Ingestion, Taking in of food into the mouth, Mechanical Digestion, breaking down food by movement e.g teeth, stomach churning, Chemical Digestion, Enzymes break down insoluble food molecules into soluble, Absorption, Small soluble molecules cross into the blood stream through small intestine by diffusion, Assimilation, Food is used by cells for growth, repair and to make energy, Egestion, Fibre and other undigested substances pass to rectum, Defaecation, Faeces is expelled from the body

Digestion definitions

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