The mammalian digestion and absorbing process consist of following tract;
1. Ingestion; The process in which mammals are eating.
2. Peristalsis; The involuntary muscular contractions that move ingested nutrients towards the digestive tract.
3. Segmentation; In these process mixing the contents in the digestive tract.
4. Secretion; The release of hormones, enzymes, and specific ions and chemicals that take part in digestion.
5. Digestion; These part involve the conversion of large nutrient particles or
molecules into small particles or molecules.
6. Absorption; The passage of usable nutrient molecules from
the small intestine into the bloodstream and lymphatic system for the final passage to body cells.
7. Defecation; The elimination from the body of undigested
and unabsorbed material as waste.