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Digestive System
Digestive system vocabulary
17
Anatomy
6th Grade
09/12/2011

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Cards

Term
Mechanical Digestion
Definition
Food is broken down in the mouth into smaller pieces
Term
Chemical Digestion
Definition
Food is changed into simpler substances that can be used by cells
Term
Mouth
Definition
Food is broken into smaller pieces and mixed with saliva
Term
Amylase
Definition
Enzyme that begins chemical digestion in mouth
Term
Esophagus
Definition
Tube that connects mouth to stomach
Term
Gastric juices
Definition
Begin digestion of protein in stomach
Term
Hydrochloric acid and pepsin
Definition
Found in gastric juices
Term
Chyme
Definition
Thick, creamy substance made from partially digested food
Term
Small intestine
Definition
Digestion is completed here
Term
Villi
Definition
Tiny projections in small intestine where food is absorbed
Term
Large intestine
Definition
Stores undigested food, and reabsorbs water and minerals
Term
Appendix
Definition
Small pouch located at end of small intestine
Term
Liver
Definition
Produces bile for digestion of fats
Term
Gall bladder
Definition
Stores bile
Term
Diffusion
Definition
Molecules move from area of high concentration to area of low concentration
Term
Active transport
Definition
Materials are moved through s membrane using energy from a cell
Term
Peristalsis
Definition
Contraction of muscles in the digestive tract that move the food through
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