Britannica
Sources used in this answer
Where did Claude Bernard show that most digestion takes place?
Created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
Claude Bernard
Claude Bernard, detail of a lithograph by A. Laemlein, 1858.
Claude Bernard demonstrated that the principal processes of digestion occur in the small intestine, rather than in the stomach as had been previously believed.1