click below
click below
Normal Size Small Size show me how
Lesson 4 vocab
vocab words for lesson 4
Term | Definition |
---|---|
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 |