#FromGumsToBums

The digestive system as a single tube: mucosal surface considered 'external' to the body.

Why do we consider the mouth separate from the rest of the body? Digestion starts in the mouth: principles of nutrient breakdown and absorption.

Social aversion to colorectal care: rectal opening is just as vital to life as the mouth. 

Conserved cellular healing mechanisms [crosslink to Regenerative Biology blog post]