PPT-Digestion Chapter 13 The chemical and mechanical process of breaking down food to release

The Digestive System 338 httpwwwyoutubecomwatchvP5lyQUtq1KQ 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. System: . From Mouth to Anus. Digestion. : Function. is. . to breakdown food into smaller molecules . (nutrients) to . be absorbed by the body. All undigested food is removed as solid waste.. Two parts. Transport and Defense. Chapter 7 . Body’s Organization. Groups of organs work together in an Organ system. The organs systems work together to maintain homeostasis. Homeostasis- maintaining constant internal conditions when external conditions change. Nunc Agenda:. Digestion and Absorption.. Nutrition includes . ingestion. , . digestion. and . absorption . (in that order).. Ingestion. : . The process of taking-in food.. Digestion. : The chemical process in which food molecules are broken down into simpler, smaller forms.. The . digestive system . is . a group of organs that work . together . to digest . food. so that it can be . used. by the body. The . digestive tract . is a series of . tubelike . organs that include your . Chapter 3 Section 1. Digestive System. Organs that break down food so it can be used by the body.. Food passes through a long tube called the digestive tract.. Mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, anus. FOUR STAGES OF DIGESTION. Ingestion of food. Digestion of food. Absorption of food. Elimination of substances that have not been absorbed. DIGESTION FOOD TRANSFORMATIONS. 1. MECHANICAL . – nature of substance remains the same but physically changes (from larger to smaller). The Digestive System.  .  .  .  .  . The function of the digestive system is to. convert foods into simpler molecules that . can be absorbed and used by the cells of . the body..  .  .  .  . Caution. : some pictures used in this presentation are actual photos of the human body.. Functions of the Digestive System. The digestive system has three main functions:. 1. Breaks down food into molecules the body can use.. COMPONENTS. of a . System. . INTERCONNECT. ?. http://www.whfoods.com/genpage.php?tname=faq&dbid=16#digestion. Animation of Digestion. Digestive. System. INGESTION. FUNCTION/ PURPOSE. OF . SYSTEM. functions. :. Breaks down food into molecules. Absorption of food molecules into the blood. Elimination of waste from the body. There are 2 . kinds of digestion. :. Mechanical – food is broken down into smaller pieces. Reading to Learn: . Read the following passage and answer the questions that follow.. Terms to Know:. 1. Digestion. : is the process where food is . broken down . by the digestive system into . small nutrients . To break food down into individual molecules that can be used by the body. . Can be considered a disassembly line.. The Mouth. First part of the digestive system.. Chewing is a part of . mechanical digestion. Lab. Energy Transformations. Energy transformation is the process of changing . energy from . one form to another. Energy . transformations . take . place . constantly around us. Radiant energy from the sun . . https://www.youtube.com/watch?v=B0CRWq3nc80. . What is digestion ?. It is the break down of food into smaller molecules and nutrients needed to be used for energy, growth, and cell repair. . How does food move through the digestive system?.