PPT-Digestive System Digestion

Phases Include Ingestion Movement Mechanical and Chemical Digestion Absorption Elimination Digestion Types Mechanical physical Chew Tear Grind Mash Mix Chemical Enzymatic reactions to improve digestion of . By Erin and Courtney . . Evolution. Two types of digestion. Intracellular: Break down of macromolecules takes place within the cell.. Extracellular: Break down of macromolecules takes place outside of the cell. January 27, 2016. *Record Notes in your Body Systems Booklet*. Digestive System. Functions. :. Breaks down food into molecules the body can use.. Molecules are absorbed into the blood & carried throughout the body (by the circulatory system).. The digestive system is used for breaking down food into nutrients . which then pass into the circulatory system and are taken to where they are needed in the body.. Introduction. There . are four stages to food digestion:. 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. 25-. 2. The Digestive System. General Anatomy and Digestive Processes. Mouth Through Esophagus. Stomach. Liver, Gallbladder and Pancreas. Small Intestine. Chemical Digestion and Absorption. Large Intestine. . We are going to use household items to model the digestive system..  . Digestion Lab. Substances in food that provide raw materials and energy the body needs to live. Our digestive system turns the chemical energy in these nutrients into energy we can use. Liang. , Kimberly Maldonado , and . Julian Smith. Parts of the body that supports the Digestion . system . Mouth, esophagus, stomach, small intestine, large intestine, liver, pancreas, gall bladder, colon, anus, salivary glands, chemical digestion, mechanical digestion. 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. Bell Work. Please answer these “pre-test” questions:. 1) Which has a longer length – the large intestine or the small intestine?. 2) True or False: Digestion begins as soon as it enters the mouth. DIGESTIVE SYSTEMPeople are probably more aware of their digestive system than of any other system not least because of its frequent messages Hunger thirst appetite gas and the frequency and nature of 1. Gastrointestinal (GI) Tract. A) . Tubular . structure from mouth to anus. 2. Accessory Structures. A) . Teeth. , tongue, salivary glands, liver, gallbladder & pancreas. Digestive System. B. 6 basic processes. Ingestion: . The in take of food into the digestive tract through the mouth. Mechanical Processing: . The physical manipulation of solid foods into materials that are easier to propel through the digestive tract. Also increases the solid foods surface area which makes them more susceptible to enzyme activity and easier to absorb. . 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. Science and Mathematics Education Research Group. Supported by UBC Teaching and Learning . Enhancement . Fund . 2012-2015. Department of . Curriculum and Pedagogy. FACULTY OF EDUCATION. a place of mind.