Digestion
William Beaumont first treats Alexis St. Martin
How your digestive system works
Digestive Scavenger Hunt 1 -6 essential nutrients
Digestive Scavenger Hunt 2 - Digestion in your Mouth
Digestive Scavenger Hunt 3 - Esophagus Video
Digestive Scavenger Hunt 4 - Stomach Digestion
Digestive Scavenger hunt 5 - Villi structure
The Universe Within watch from 19:50 - 39:25