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Gastric Secretion Johnson Chap Jack L. Leonard 2004
Johnson Chap The Stomach Esophagus Fundus Corpus Pyloric antrum Pyloric canal Pylorus Duodenum Gastric pit isthmus neck base Parietal cells Surface mucous cells Mucous neck cells Argentaffincell Chief cells
Johnson Chap The Pavlov Pouch Experiment
Johnson Chap hours Acid Output (mmol/15min) jejunum Heidenhain pouch Double-walled muscosal septum Vagally innervated pyloric pouch A. B. Incision Closure Pouch sham feeding
Johnson Chap Acid Output (mEq T.A./7.5 min) Time (min) Histamine Stimulation of Acid Secretion
Johnson Chap Basal folds Basement lamina lamina Golgi TubulovescularMembrane Intracellularcanaliculus Mitochondria Basal folds Unstimulated Intracellularcanaliculus Mitochondria Intracellularcanaliculus TubulovescularMembrane Basement lamina lamina Stimulated Changes in Parietal Cell Morphology with Stimulation
Johnson Chap Ion Transport in the Parietal Cell
Johnson Chap Presumed Effects of Stimuli on the Parietal Cell Vesicles ATP ADP+ PO 4 K+K+K+K+ H+H+H+H+ K+K+K+K+ K+K+K+K+ Cl - P H/K J Cl JKJKJKJK
Johnson Chap Stimulation Presumed Effects of Histamine on the Parietal Cell
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Pages Temporary food storage mechanical and chemical breakdown of food ◦ Pepsin is secreted to break down protein chyme (processed food)
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