Gastrointestinal System

By Dr. Mike Knapp



About This Lesson

This health lesson is part of a core series about understanding the human body. In this lesson Dr. Knapp describes how the GI system works and how it is connected to the rest of the body. He goes over how food is digested and what are the different elements needed for proper digestion.

In This Lesson

  • Learn the four main steps of digestion.
  • Understand the effects of an improperly functioning gastrointestinal system.
  • Review the 3 macronutrients.
  • Learn the path through the digestive system.

Lesson Expert

Dr. Mike Knapp

Naturopathic Doctor, Specializing in Digestive Health

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