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Unit 2C

Digestive System

Digestive System A group of organs working together to turn food into nutrients, which the body uses for energy, growth, and cell repair.
Mouth The beginning of the digestive system, where physical and chemical changes occur to food.
Pharynx (Throat) Passage from nose and mouth to the larynx and esophagus that is part of the digestive and respiratory systems.
Esophagus Muscular tube connecting the throat to the stomach that uses peristasis to move food.
Stomach J-shaped muscular sac-like organ that stores food and grinds and mixes it into a liquid containing hydrochloric acid and digestive enzymes.
Small Intestine Long tube about 1 inch in diameter and 20 feet long that absorbs nutrients and transfers those nutrients into the blood stream.
Large Intestine (Colon) Long thick tube about 2 1/2 inches in diameter and about 5 feet long that absorbs nutrients and water into the blood stream. It also processes waste so that it is easy to defecate.
Rectum The final function of the digestive system that receives stool from the colon and holds stool until it is evacuated.
Accessory Organs Tongue, Teeth, Salivary Glands, Pancreas, Liver, Gall Bladder
Created by: PRO Teacher dowdyp


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