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14 Cards in this Set

  • Front
  • Back
what is the purpose of the gastrointestinal (GI)system ?
break down food, prepare it for absorption and eliminate waste
the Gastrointestinal system consists of ?
a tube extending from the mouth to the anusand the accessory organs
what are the gastrointestinal systems accessery organs?
teeth, tongue, salivary glands, libver, gallbladder, and pancreas
where does the GI tract begin?
the oral cavity
what are the structures within the oral cavity ?
the cheeks (bucca) and the tongue
what are the main functions of the tongue ?
food manipulation during the chewing process, deglutition (swallowing), speech production, and taste
what is deglutition ?
what are papillae ?
small elivations on the surface of the tongue
what is the main purpose for the papillae?
taste recepters : allows you to taste sweet, salty, sour, and bitter
what is mastication ?
the chewing process of teeth
what is the function of mastication ?
to mechanically break down food into smaller pieces and mixes it with saliva
what is the structure of the tooth from inside out?
pulp, dentin, enameland the teeth are imbedded in the pink fleshy tissue known as gums or gingiva
what 2 structures form the roof of the mouth?
the hard palate and the soft palate
the soft palate forms what?
the partition between the mouth and the nasopharynx... it is continuous with the hard palate.