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Lesson 4 vocab

vocab words for lesson 4

Amylase a digestive enzyme that breaks down starch
Chemical Digestion enzyme activity starts this
Enzyme A protein that is capable of speeding up a chemical reaction
Mechanical Digestion The tearing, grinding, and mixing
Saliva Watery substance created by three pairs of glands
Sphincter A ring of muscle that aids in one way passage of food through the digestive tract
Trachea A long tube that carries air in and out of your lungs
Bolus A big soggy ball that food turns into a shape of
Epiglottis The wind pipe that leads to the lungs
Created by: egparker10