PPT-Chapter 21 Nutrition and Digestion

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 211 Animals ingest their food in a variety of ways. 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???. 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. The process in which food is . broken down . into smaller . molecules. that can be . absorbed. into the body and are . usable by cells. .. Five Main Digestive Processes. Ingestion. – Eat; . . Intaking. Dr. . Keshav. Singh. Associate Professor. Department of Zoology. D.D.U 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. . The Digestive System (3:38). http://www.youtube.com/watch?v=P5lyQUtq1KQ. Absorption. Food is broken down in the digestive tract or . ALIMENTARY CANAL.. Nutrients get from the digestive . tract into the transportation system that carries them to cells throughout the body. Dr. Rahul B Patil. SYBSc. Paper II, Unit . I. Department of Zoology,. Veer Wajekar ASC College, Phunde. Autotrophic. Photoautotrophic: e.g. Euglena, . Volvox. , Bacteria. Chemoautotrophic: e.g. Bacteria, few sp. of . 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. 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.