PPT-The Digestive System Lecture 1

Oral Cavity Mouth The mouth extends from the lips to the oropharyngeal isthmus through which it communicates with the oral part of the pharynx It is divided into an outer part the vestibule. A. Bacterial Diseases of the Upper Digestive Tract (Mouth & Stomach). 1. Tooth Decay (dental caries). A) This is an endogenous infection . 1) Most common infectious disease of humans . 2) Young are more susceptible than old. . and Muscular. Systems . By Blandy , Esmeralda , Misty , Alexis , Idaly. Digestive system. The digestive tract (also known as the alimentary canal) is the system of organs within multicellular animals that takes in food, digests it to extract energy and nutrients, and expels the remaining waste.. Objectives. :. You . will use and understand the scientific process for groups experiments. Students will gain a full understanding of how the digestive and excretory system work in their own bodies. Essential Question. What are the structures of the digestive system?. 2.07 Remember the structures of the . digestive . system. 2. Structures of the digestive system. Digestive system. Also known as:. A. Bacterial Diseases of the Upper Digestive Tract (Mouth & Stomach). 1. Tooth Decay (dental caries). A) This is an endogenous infection . 1) Most common infectious disease of humans . 2) Young are more susceptible than old. What do you already know?. Complete the Digestive System Handout to the best of your ability without looking in any text or your notes.. You may work in groups.. Do not complete the bottom overview.. Systems Key. I. The . Respiratory System. Define . respiratory system.. The system that functions to get oxygen from the environment and remove carbon dioxide and other waste products.. I. The Respiratory 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:. NUTRIENTS IN DIGESTIVE SYSTEM. They. are . substances. . that. . plants. and . animals. . need. . to. . live. and . grow. .. The. . digestive. . system. . is. . the. . group. of . organs. . Qattan. 2. The GI tract. . (gastrointestinal tract). . Mouth. Pharynx. Esophagus. Stomach. Small intestine. Large intestine. Anus. The accessory digestive organs. Supply secretions contributing to the breakdown of food. Main Function of the digestive system. Digestion. - the process by which your body breaks down the food you eat into substances that it can take absorb (take in) and use.. Organs of the Digestive system. 2.08 Understand the functions and disorders of the digestive system. Essential questions. What are the functions of the digestive system?. How do the functions of chemical and physical digestion interrelate?. The digestive system has . three main . functions: . to convert food into nutrients your body . needs. Absorption. R. id . the body of . waste. To . do its job, the system requires the cooperation of a number of different structures and organs throughout the body, including the mouth, stomach, intestines, liver, pancreas and  gallbladder.. 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.