Define the digestive system
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The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion. Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body. The process of digestion has three stages
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digestive system includes
- buccal activity
- food pipe
- stomach
- small intestine
- large intestine
- anus
it is used to break down complex substances of food into simple substance.
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