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28 Cards in this Set
- Front
- Back
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ingestion, secretion motility and digestion are functions of what
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digestive system
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Layers of GI Tract
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Mucosa Submucosa, muscularis, serosa
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inner most layer of GI tract, direct contact with contents of gi, subdived into 3 layers
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mucosa
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blood and lymph supply that abosrb nutrients and contans MALT, and lymph nodues hat are important for immuntity
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lamina propria
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THIN LAYER of Smoothe muscle
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muscularis mucoase
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areolar CT and high vascularized of the GI tract
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submucosa
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network of nerves in the submuscoa
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submucosa pleaxus
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submuscoas pleaxus stimulates 2
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smoothe muscle contractions and secretory cells of mucosa
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the ___ is made up of smoothe and skeletetal muscle tissue
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muscularis
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part of enteric nervous system that stimulates movement of gi tract
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myenteric plexues
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mixind and propulsions refered to as
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peristalisis
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Made up of serius memebrance and areolar ct and simple sqaumous epith and makes up visceral peritoneum and produces serouces fluid
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serosa
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accersory structures of the digestive system 3
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liver gall blader pancrease
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serous memberane
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peritoneum
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lines abdominal cavity
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parietal
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lines prgans = serosa
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visceral
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sapce between that contains serous fluid
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peritoneal cavity
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apron extending from transverse colon to small intestine and stomach
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greater omentum
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exttends between liver and and the stomach
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lesser omentum
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fold of peritoneum that extends from post abdominal wall to surround intestines
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mesentery
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mechanical breaking down of foo; chewing
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mastication
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keeps mouth moist moistenes food, lubricates
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salivary glands
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3 moajor salvary glands
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parotid sublingual submadibular
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breaks down starch into sugar
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salivary amlyase
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breaks down TG and activated in acidic envoirment of the stomach
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lingual lipase
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infection of the symp nerv sytem, pain in throat
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mumps
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stomach protrudes upward above esphageal hiatus of diaphram
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hiatal hernia
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lower esophageal sphincter does not close properly after bolus enters stomach and acid in stomach can creep into esaphogus
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gastroesophageal relfux disease
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