PPT-Digestive diseases Main Characteristics

The digestive system is composed of Peptic Ulcers Fig 1 From httpdigestiveniddknihgovddiseasespubshpylori5 Fig 1 Fig 2 Peptic Ulcers Ulcer sore or lesion that forms in the lining of the stomach or duodenum where acid amp pepsin are present. 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. . 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. By Mr. Style. Parts of the Digestive System. The Mouth:. The . mouth is the beginning of the digestive system, and, in fact, digestion starts here before you even take the first bite of a meal. The smell of food triggers the salivary glands in your mouth to secrete saliva, causing your mouth to water. When you actually taste . The . digestive system . is involved in the ingestion and digestion of food and elimination of indigestible material.. Digestion takes place within the . digestive tract. , which begins with the mouth and ends with the anus.. Section 1: Overview of the Digestive System (pp. 852-854). Two groups of organs. :. . 1) . Alimentary. canal. . - also known as . gastrointestinal. or . GI. tract. . - . digests. & . GI tract. (gastrointestinal . (digestive) . tract. alimentary canal). Accessory organs:. teeth, . salivary . glands, . liver. , . gallbladder. , . pancreas. Digestion Involves Many Processes:. INGESTION. General Biology II. BSC 2011. Insert photo here representing. chapter. (credit: . modification of work by Julie Rybarczyk). Types of Digestive Systems. Heterotrophs are divided into three groups based on their food sources. 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. Learning Objectives. Define Key Terms relating to the digestive system. Describe the four functions of the digestive system. Identify at least 10 digestive system structures and the function of each. 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 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. . Derivatives include respiratory system, liver, pancreas, . gall bladder and . endocrine . structures . All are endodermal in . origin. Digestive System includes . digestive tract. Mouth & Pharynx — Small Intestine. to convert food into nutrients your body needs, and to rid the body of waste. . To do its job, the system requires the cooperation of a number of different organs throughout the body, including the mouth, stomach, intestines, liver and  gallbladder.