• Digestive System
  • Physiology

Secretions of the gastrointestinal tract PPT

  • Topic: Physiology
  • Subtopic: Digestive System
  • Posted 2023-07-15 13:27:38

Presentation Overview

The slide covers comprehensive content on <p>The digestive system is derived from</p> <p>▫Goblet cells (single-cell mucous glands)</p> <p>▫Secretory cells located in intestinal pits (crypts of Lieberkh&uuml;n)</p> <p>▫Tubular glands in stomach and upper duodenum</p> <p>▫Complex glands (salivary glands, pancreas, liver)</p> <p>&bull;Stimuli for secretion</p> <p>▫Contact of food with epithelium (ENS)</p> <p>Tactile stimulation, chemical stimulation, distension of wall</p> <p>▫Autonomic stimulation</p> <p>–Parasympathetic - h rate of secretion</p> <p>–Sympathetic &ndash; h rate of secretion (on its own)</p> <p>&nbsp; &nbsp; i rate of secretion (reduces blood to glands)</p> <p>▫Humoral control</p> <p>–Presence of, and type of, food in lumen</p> . You can play the slide in our in-built slide player or download for offline reading.

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Secretions of the gastrointestinal tract

  • Physiology
  • Digestive System
About The Author
author

Dan Ogera

Chief Editor

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