Physiology 2130 Lecture Notes - Lecture 14: Enteric Nervous System, Triglyceride, Osmotic Concentration
28 Mar 2017
School
Department
Course
Professor
Document Summary
Main function: to break down organic nutrients so they can be absorbed into the body: organic nutrients: carbs, proteins, fats, water, vitamins, minerals. Salivary glands: produce saliva to moisten and begin digestion of some food particles. Esophagus: straight, muscular tube connecting the mouth and pharynx to the. Small intestine: allows digestion and absorption of most food particles. Large intestine: stores and concentrates undigested material, absorbs salt and. Secretion: the release of digestive fluids into the lumen of the digestive tract. Water, mucus, acid , electrolytes, enzymes, bile salts, digestive enzymes. Digestion: process whereby food is broken down into smaller molecules by digestive enzymes so they can be taken up by the body. Absorption: the process by which small molecules are taken up by the circulatory system and are distributed throughout the body. Motility: the movement of food throughout the digestive system. Excretion: the removal of unwanted waste products from the body after the majority of wanted material has been absorbed.
