Digestive System Vocabulary List

definitions & notes only words
  1. intestine
    the part of the alimentary canal between the stomach and the anus
    Organs that make up the digestive tract are the mouth, esophagus, stomach, small intestine, large intestine—also called the colon—rectum, and anus.
  2. enzyme
    a complex protein produced by cells that acts as a catalyst
    Saliva produced by these glands contains an enzyme that begins to digest the starch from food into smaller molecules.
  3. gallbladder
    a muscular sac attached to the liver that stores bile (secreted by the liver) until it is needed for digestion
    The gallbladder stores the liver’s digestive juices until they are needed in the intestine.