Clinical Nutrition in Gastrointestinal Disease

Alan Buchman, MD, MSPH

Chapter 23: Nutrition And Gastrointestinal Motility In Health And Disease (continued)

Gregg W. Van Citters, PhD; Henry C. Lin, MD

Digestion and absorption are time-demanding events. To achieve optimal nutrition, the movement of the meal through the gastrointestinal (GI) tract is controlled by nutrient-triggered inhibitory feedback that slows gastric emptying and intestinal transit. This chapter focuses on the physiology of the control of the transit of a meal through the gut and the information needed for nutritional management when such controls are impaired. Each section begins with a review of the normal controls that govern meal transit through each section of the gut and then provides an example of disordered…