NFS 207 Study Guide - Quiz Guide: Esophagus, Sodium Bicarbonate, Mouth

• School: URI
• Department: Nutrition and Food Sciences
• Course: NFS 207
• Professor: Melanson Kathleen

Document Summary

Esophagus: transport bolus by peristalsis through esophageal sphincter to stomach. Salivary glands: lubrication, moisten food, starch-digesting enzymes, chewing begins. Pancreas: secretion of enzymes and sodium bicarbonate. Organs: mouth: chewing of food some digestion of starch, esophagus: passageway, stomach: food storage; acidity kills bacteria some digestion of protien. Mix food with saliva (muscles: moisten & lubricate food, acts as a solvent, secrete salivary amylase. Finish chapter 3: rinse teeth, swallow bolus, pharynx. : passage for food & air: epiglottis. : transport bolus by peristalsis through esophageal sphincter to stomach. Peristalsis: muscular tube, contract in a coordinating fashion. Sphincter: ring like muscle that opens and closes that can allow food to go through and close to keep food out (seen 4 time in the: stomach: Acids mandatory; helps denature proteins; activate stomach enzymes, dissolves minerals, & antimicrobial. Mucous thick and heavy; protect inner linning of stomach. Hormones send signals to bladder for information release.