PPT-The Digestive Process

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. Animal Anatomy & Physiology. Essential Standard 4.00: Understand reproductive and digestive physiology. Objective 4.02: Understand digestive physiology. Digestive System Physiology Terminology. Enzymes-organic catalyst substances that speed up the digestive process. . Function. Digest. Food. Absorb Food. Absorb Water. Chemicals Present . (inc.. enzymes. ). Mouth. Pharynx / Esophagus. Stomach. Liver. Gall Bladder. Pancreas. Small Intestine. Large Intestine. Rectum. 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. Digestive System. Mr. . Brainard. 7. th. Health. Unit Outline. Crossword Puzzle – 10 . pts. Quiz – 20 . pts. Notebook Check – 10 . pts. Review Sheet – 35 . pts. Exam – 50 . pts. Total of 125 points!. Digestive System. Mr. . Brainard. 7. th. Health. Unit Outline. Crossword Puzzle – 10 . pts. Quiz – 20 . pts. Notebook Check – 10 . pts. Review Sheet – 35 . pts. Exam – 50 . pts. Total of 125 points!. 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.. 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. System. Dr.Fadia. Al-. khayat. The digestive system is composed of a continuous tract beginning with the oral cavity and ending at the anus. this tract is called the . alimentary canal . or the . gastrointestinal tract (GIT). To assimilate . food in . bowels. The Process of Digestion. Digestion:. The process of breaking down food into its . MOLECULAR. and . CHEMICAL. components so that these nutrient molecules can cross cell membranes to be used for cellular processes. . . Suhad Faisal . Hatem. The digestive system is a long continuous tube extending from the mouth to the anus . .The . main organs that make up the digestive system are. Oral cavity. Pharynx. Esophagus. 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. . 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. 4 main functions: . . . 1. . Ingestion. —food material taken into mouth. 2. . Digestion. —food is broken down, mechanically and chemically, as it travels through the gastrointestinal tract.. 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 .