Section I. Anatomy and Physiology 1-01. DIGESTION 1-02. METABOLISM 1-03. THE DIGESTIVE SYSTEM 1-04. THE MOUTH 1-05. PHARYNX 1-06. THE ESOPHAGUS 1-07. THE STOMACH 1-08. SMALL INTESTINE 1-09. LARGE INTESTINE (COLON) 1-10. THE RECTUM AND ANUS 1-11. DEFECATION 1-12. TIME REQUIRED FOR DIGESTION