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BODY FUNCTIONS

CHAPTER 5 FUNCTIONS OF THE DIGESTIVE, METABOLIC AND ENDOCRINE SYSTEMS Functions related to the digestive system b510 Ingestion functions Functions related to taking in and manipulating solids or liquids through the mouth into the body. Inclusion 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).

b5100	b5101	b5102	b5103	b5104	b5105	b5106	b5108
Sucking	Biting	Chewing	Manipulation of food in the mouth	Salivation	Swallowing	Regurgitation and vomiting	Ingestion functions, other specified
Functions of drawing into the mouth by a suction force produced by movements of the cheeks, lips and tongue.	Functions of cutting into, piercing or tearing off food with the front teeth.	Functions of crushing, grinding and masticating food with the back teeth (e.g. molars).	Functions of moving food around the mouth with the teeth and tongue.	Function of the production of saliva within the mouth.	Functions of clearing the food and drink through the oral cavity, pharynx and oesophagus into the stomach at an appropriate rate and speed.	Functions of moving food or liquid in the reverse direction to ingestion, from stomach to oesophagus to mouth and out.

b5109
Ingestion functions, unspecified

Illustrations copyright by TAI TAKAHASHI, International University of Health and Welfare.