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Digestive System

Vocab. Review for Digestive System

Vocabulary WordDefinition
nutrients subst. in food that provides energy & materials for cell development, growth & repair,
Cecum place where the small and large intestine come together.
Esophagus the tube that carries food and liquids from the mouth to the stomach
protein molecules that are made up of amino acids & needed for growth and repair of body cells
duodenum place where the stomach joins the small intestine and most of chemical digestion takes place
Large Intestine the last organ of the digestive system which removes liquid wastes and stores solid wastes.
liver blood passes through this before it moves other parts of the body; toxins are broken down
Small Intestine organ of the digestive system in which most digestion takes place.
digestion process that breaks down food into molecules so they can be used by the body's cells for energy
enzyme molecules that speed up the rate of chem. reactions in the body
mechanical digestion process that occurs when food is chewed & mixed in the mouth and churned in the stomach
chemical digestion process that breaks down large molecules that can be absorbed by the body's cells; takes place in the mouth, stomach & sm. intestine
saliva watery enzyme containing fluid in the mouth that is mixed with food during digestion
chyme thin watery product that is the result of digestion
peristalis wave-like muscular contractions that move food through the digestive system
villi finger-like projections in the sm. intestine where nutrients are absorbed in the blood stream
Rectum temporary storage facility for feces
Pancreas produces enzymes that break down digestible foods
Gall Bladder stores the bile that is made in the liver and help the digestions process.
Created by: rboatman