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Digestive System

Digestive System (Western Medical Terminology)

TermDefinition
Four Functions of the Digestive System (1) Ingestion
Four Functions of the Digestive System (2) Digestion
Four Functions of the Digestive System (3) Absorption
Four Functions of the Digestive System (4) Elimination
Ingestion food material taken into mouth
Digestion food is broken down, mechanically and chemically as it travels through GI tract
Digestive Enzymes breakdown complex nutrients: protein (amino acids), sugars (glucose) and fats (fatty acids or triglycerides)
Absorption Digested food passes into bloodstream through lining cells of small intestines, nutrients travel to all cells of body and cells burn nutrients to release energy stored in food
Elimination Body eliminates waste that cannot be absorbed in blood stream; large intestines concentrates feces then passes out the anus
Oral Cavity organ of digestive system, includes teeth, salivary glands
Salivary Glands Partoid, sublingual and submandible gland
Permanent Teeth 32 in total, buccal (near cheek) and lingual (near tongue)
Deglutition (swallowing) From Sematic Nervous System (voluntary) to Autonomic Nervous System (involuntary); epiglottis (opening and closing of trachea)
Created by: vzapanta