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13.38: Digestion

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

TermDefinition
amylase The major salivary enzyme in the mouth; breaks down starch into sugar.
chemical digestion Chemical breakdown of large, complex food molecules into smaller, simpler nutrient molecules that can be absorbed by the blood.
esophagus Long, narrow digestive organ that passes food from the pharynx to the stomach.
mechanical digestion Physical breakdown of chunks of food into smaller pieces by organs of the digestive system.
salivary glands Glands inside the mouth that release digestive enzymes; stimulated by the sight, smell, or taste of food.
stomach Sac-like organ of the digestive system between the esophagus and small intestine in which both mechanical and chemical digestion take place.

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Difficulty Level:
At Grade

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Date Created:
Feb 24, 2012
Last Modified:
Aug 28, 2016
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SCI.BIO.936.2.L.1