Epistemis

Digestive Physiology

Digestive Physiology — Complete Guide

How it begins

Complete and detailed guide to the mechanisms of motility, secretion, digestion, absorption and neurohumoral regulation of the human gastrointestinal system.

What it covers

  1. General Introduction.
  2. · Organization of the Gastrointestinal Tract
  3. Functional Anatomy.
  4. · Layers of the Digestive Tube
  5. · Enteric Nervous System (ENS)
  6. Gastrointestinal Motility.
  7. · Electrical Properties of GI Smooth Muscle
  8. · Types of Contractions
  9. · Segment-Specific Motility
  10. · Gastric Emptying
  11. · Migratory Motor Complex (MMC)
  12. Salivary Secretion.
  13. · Composition of Saliva
  14. · Regulation of Salivary Secretion
  15. · Functions of Saliva
  16. Gastric Secretion.
  17. · Cell Types of the Gastric Glands
  18. · HCl Secretion Mechanism
  19. · Pepsinogen and Pepsin
  20. · Intrinsic Factor (IF)
  21. · Gastric Mucous Barrier
  22. · Phases of Gastric Secretion
  23. Pancreatic Secretion.
  24. · Pancreatic Enzymes
  25. · Secretion of HCO₃⁻ by Ductal Cells
  26. · Regulation of Pancreatic Secretion
  27. Bile and Biliary Function.
  28. · Composition of Bile
  29. · Biliary Salts: Synthesis and Circulation
  30. · Role of Bile Salts in Lipid Digestion
  31. · Gallbladder
  32. Digestion in the Small Intestine.
  33. · Carbohydrate Digestion
  34. · Protein Digestion
  35. · Lipid Digestion
  36. Intestinal Absorption.
  37. · Absorption of Monosaccharides
  38. · Absorption of Amino Acids and Peptides
  39. · Water and Electrolyte Absorption
  40. · Vitamin Absorption
  41. · Mineral Absorption
  42. Large Intestine: Colon and Rectum.
  43. · Functions of the Colon
  44. · Colonic Motility
  45. · Defecation
  46. Neurohumoral Regulation.
  47. · Gastrointestinal Hormones
  48. · Enteric Nervous System: Functional Integration
  49. Intestinal Microbiota.
  50. · Distribution by Segment
  51. · Functions of the Microbiota
  52. Liver Functions.
  53. · Main Liver Functions
  54. Splanchnic Circulation.
  55. · Vascular Organization
  56. · Regulation of Splanchnic Blood Flow
  57. Integration and Final Summary.
  58. · The Integrated Response to a Meal
  59. · GI Hormones Summary Table

The complete study guide is in the app

This page summarizes the outline. The full interactive study guide —with high-yield diagrams, clinical tables, and board review cases— can be read inside Epistemis, completely offline and ad-free.

Subject
Physiology
Category
Basic Sciences
Type
Study Guide
Sections
59
Reviewed
2026-08-02
Download Epistemis