Upper level: b539  Functions related to the digestive system, other specified and unspecified

b515  Digestive functions

(Digestive function)

Functions of transporting food through the gastrointestinal tract, breakdown of food and absorption of nutrients.

Inclusions: functions of transport of food through the stomach, peristalsis; breakdown of food, enzyme production and action in stomach and intestines; absorption of nutrients and tolerance to food; impairments such as in hyperacidity of stomach, malabsorption, intolerance to food, hypermotility of intestines, intestinal paralysis, intestinal obstruction and decreased bile production

Exclusions: ingestion functions (b510); assimilation functions (b520); defecation functions (b525); sensations associated with the digestive system (b535)


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