PPT-Nutrition and Digestion PART-II

Dr Keshav Singh Associate Professor Department of Zoology DDU Gorakhpur University Gorakhpur Digestion The digestive system of the human body comprises a group of organs working together to convert food into energy for the body . WHAT YOU WILL LEARN IN THIS UNIT:. Identify major structures and functions of the human digestive system from a diagram, model, or specimen. .  . Describe the processes of mechanical digestion that take place at various sites along the alimentary canal. Nutrition: . The taking in of materials an preparing for their use. It is the process by which organisms obtain food needed for growth, repair, energy and regulation.. This includes digestion, absorption, utilization by cell respiration and . Chapter 6. W. Stephen Damron. Introduction to Animal Science:. Global, Biological, Social, and Industry Perspectives. Learning Objectives. After studying this chapter, you should be able to:. describe the methods of the breakdown of food.. Tony . Serino. , Ph.D.. Biology 201. Misericordia. University. Digestion. The reduction through mechanical and chemical means (hydrolysis) of complex food substances into simple monomers and their absorption into the internal environment.. 2. Key Concepts:. Animals are heterotrophic!. Nutritional needs – what animals get from food. Food processing. The human digestive system. 3. Critical Thinking. Is this animal approaching the fruit or the flower???. 0. Lecture by Richard L. Myers. Translated by Nabih A. Baeshen. 0. Copyright © 2009 Pearson Education, Inc.. OBTAINING AND PROCESSING FOOD. 0. Copyright © 2009 Pearson Education, Inc.. 21.1 Animals ingest their food in a variety of ways. Spring . 2019. Tuesday & Thursday 2:00-3:15 pm. Animal Nutrition. “ The use of the components of the feeds for the processes of maintenance, growth, reproduction, health, and production”. . TEKS: 2ABC. http://kidshealth.org/kid/htbw/_bfs_DSmoviesource.html. Digestion. Before your body can use the nutrients in the food you eat, it must go through digestion.. Then nutrients must go through absorption.. Nutritional Requirements. The flow of energy into and out of an animal can be viewed as a “budget”. - most of the energy taken in is used to produce ATP to power resting metabolism and temperature regulation. Dr. . Keshav. Singh. Associate Professor. Department of Zoology. D.D.U Gorakhpur University,. Gorakhpur. 1- The . caecum. This . is the first part of the colon. It is a dilated region which has a blind end inferiorly and is continuous with the ascending colon superiorly.. Do Now. Examine the digestive system organs below. Label any parts you already know (or think you know) in PENCIL.. . Write . any QUESTIONS you have about the digestive system in the box.. Discuss: The Pretzel’s Journey. Dr. . Keshav. Singh. Associate Professor. Department of Zoology. D.D.U Gorakhpur University,. Gorakhpur. Dr. Ed. Barre. Professor (full) of Human Nutrition. Department of Health Sciences. Cape Breton University. ed_barre@cbu.ca. Lecture outline. Nutrition defined. Nutrient classes. Nutritional status. 1. Chapter 3. Nutrient Digestion and Absorption. 2. Food Nutrient Digestion and Absorption. The Digestive Process. Digestion = mechanical and chemical food breakdown of food for absorption into blood for use, storage, or chemical change.