What is digestion?..........
Answers
Answer:
Digestion is the breakdown of large insoluble food molecules into small water-soluble food molecules so that they can be absorbed into the watery blood plasma. In certain organisms, these smaller substances are absorbed through the small intestine into the blood stream.
a person's capacity to digest food.
plural noun: digestions
"he suffered with his digestion"
CHEMISTRY
the process of treating a substance with heat, enzymes, or a solvent to promote decomposition or extract essential components
Human digestive system
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.
Gastrointestinal tract
The gastrointestinal tract, is the tract from the mouth to the anus which includes all the organs of the digestive system in humans and other animals. Food taken in through the mouth is digested to extract nutrients and absorb energy, and the waste expelled as feces.
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digestion
/dʌɪˈdʒɛstʃ(ə)n,dɪˈdʒɛstʃ(ə)n/
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noun
the process of digesting food.
Similar:
breaking down
maceration
dissolution
assimilation
absorption
taking in
taking up
ingestion
eupepsia
a person's capacity to digest food.
plural noun: digestions
"he suffered with his digestion"
CHEMISTRY
the process of treating a substance with heat, enzymes, or a solvent to promote decomposition or extract essential components.
Digestion is the breakdown of large insoluble food molecules into small water-soluble food molecules so that they can be absorbed into the watery blood plasma. In certain organisms, these smaller substances are absorbed through the small intestine into the blood stream. Wikipedia
Steps
Your Digestive System & How it Works
On this page:
Mouth. Food starts to move through your GI tract when you eat. ...
Esophagus. Once you begin swallowing, the process becomes automatic. ...
Lower esophageal sphincter. ...
Stomach. ...
Small intestine. ...
Large intestine. ...
Rectum.
Your Digestive System & How it Works
steps of digestion
Stages
There are four steps in the digestion process: ingestion, the mechanical and chemical breakdown of food, nutrient absorption, and elimination of indigestible food. The mechanical breakdown of food occurs via muscular contractions called peristalsis and segmentation.
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