• The sight, smell, or taste of food stimulates the release of digestive enzymes.
  • The major salivary enzyme is amylase.
  • It begins the chemical digestion of carbohydrates by breaking down starch into sugar.
  • Sharp teeth in the front of the mouth cut or tear food when you bite into it.
  • The tongue helps mix the food with saliva and also helps you swallow.
  • After you swallow, the chewed food passes into the pharynx.
  • The stomach is a sac-like organ in which food is further digested both mechanically and chemically.
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