Nutrition · Module 2 · Digestion, absorption and transport

Digestion Walkthrough

Follow one bite of a sandwich from your mouth to your bloodstream. Watch enzymes snip starch, protein and fat into small pieces, see those pieces cross the wall of the gut, and find out which ones travel in blood and which ride in lymph. Go at your own pace. Nothing here is graded.

Speed

Think of it like this

Quick check

Wrong answers are fine here. Read why, then try again.

Dr. Akash Garg · Nutrition Study Tools · Drawings are simplified and not to scale. For learning only, not personal medical or diet advice. CC BY-NC-SA 4.0
Use the left and right arrow keys to move between steps. Animations run much faster than real digestion, and molecules are drawn far larger than life. Practise next in the Digestion Lab.