what does digestive system mean
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the system by which ingested food is acted upon by physical and chemical meansto provide the body with absorbable nutrients and to excrete waste products; in mammals the system includes the alimentary canal extending from the mouth to the anus, and the hormones and enzymes assisting in digestion.
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the process of converting complex food substances into simple form of is known as digestion the human digestive system consists of the alimentary Canal secretory glands the alimentary canal is long tube like structure of varying thickness that Run from the mouth
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