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Gastric Secretion PowerPoint Presentation
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Gastric Secretion

Gastric Secretion

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Gastric Secretion

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  1. Gastric Secretion Jack L. Leonard 2004 Johnson Chap. 34-35

  2. Surface mucous cells Gastric pit Fundus Esophagus isthmus Parietal cells Pylorus Duodenum Mucous neck cells neck Argentaffin cell Corpus Pyloric canal Pyloric antrum base Chief cells The Stomach Johnson Chap. 34-35

  3. The Pavlov Pouch Experiment Johnson Chap. 34-35

  4. A. B. Incision Closure Pouch sham feeding Vagally innervated pyloric pouch 0.6 Double-walled muscosal septum 0.4 Acid Output(mmol/15min) jejunum Heidenhain pouch 0.2 0 1 0 2 3 hours Johnson Chap. 34-35

  5. Acid Output(mEq T.A./7.5 min) Time(min) Histamine Stimulation of Acid Secretion Johnson Chap. 34-35

  6. Golgi Intracellular canaliculus Tubulovescular Membrane Mitochondria Intracellular canaliculus Tubulovescular Membrane Intracellular canaliculus Basal folds Mitochondria Basement lamina Basement lamina Stimulated Unstimulated Changes in Parietal Cell Morphology with Stimulation Basal folds Johnson Chap. 34-35

  7. Ion Transport in the Parietal Cell Johnson Chap. 34-35

  8. ATP H+ PH/K ADP + PO4 Cl- K+ K+ JK JCl Cl- K+ Presumed Effects of Stimuli on the Parietal Cell Vesicles Johnson Chap. 34-35

  9. Stimulation Presumed Effects of Histamine on the Parietal Cell Johnson Chap. 34-35