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Editor
May 21, 2022
Describe the five phases of nutrition in human.
Phases of Nutrition in Animals:
Nutrition in animals occurs in five phases namely ingestion, digestion, absorption, assimilation, and defecation.
1-Ingestion | The process of taking in food. |
2-Digestion | The process of breaking up complex substances into simpler substances. |
3-Absorption | Diffusion of digested food into blood and lymph |
4-Assimilation | Conversion or incorporation of absorbed simple food into the complex substances constituting the body |
5. Defecation | Elimination of undigested food from the body |