NTR 241 Study Guide - Midterm Guide: Blood Sugar, Popular Alternative, Blood Sugar Regulation
Document Summary
Describe the process for assessing an individual"s nutrition status generally. Describe the 5-a-day plan, dash diet, the healthy eating pyramid, and the mediterranean food guide pyramid. Compare the preagricultural diet/environment generally to the modern diet/environment. Stomach (acidic ph) gastric juice hcl, pepsin, gastric lipase, intrinsic factor; mucus. Denatures proteins, kills bacteria, mostly protein digestion, a little fat digestion; protected by mucus. Small intestineduodenum, jejunum, ileum; brushborder(alkalineph) pancreatic juice sodium bicarbonate, various enzymes (amylase, lipase, proteases), bile. Bacterial digestion of fiber, production of small fats, some vitamins; maintain protective barrier. Secretes various enzymes and sodium bicarbonate into small intestine. Review the table above in order to describe the contributions of each of the digestive organs and their secretions (including enzymes) and sphincters to digestion, absorption, and elimination. Identify the four major hormones involved in the regulation of the gi tract, their source, and their primary action. Describe the unique microstructure of the small intestine in terms of absorption.
