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

b510  Ingestion functions

(Feeding function)

Functions related to taking in and manipulating solids or liquids through the mouth into the body.

Inclusions: functions of sucking, chewing and biting, manipulating food in the mouth, salivation, swallowing, burping, regurgitation, spitting and vomiting; impairments such as dysphagia, aspiration of food, aerophagia, excessive salivation, drooling and insufficient salivation

Exclusion: sensations associated with digestive system (b535)


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