PPT-Digestive System: Alimentary Canal

Metallic 0 Mind Mucsularis mucosae surround lamina propria and composed of Inner circular layer Outer longitudinal layer Mucosa Lined by epithelium Deep is a loose connective tissue . 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. Chapter 14. Alimentary canal. Aka gastrointestinal (GI) tract. Continuous tube open at both ends. About 9m long in a cadaver; when living shorter due to muscle tone. Food is technically outside the body. Lesson5– . Digestive System Model. Objectives. :. Students will gain a full understanding of how the digestive and excretory system work in their own . bodies.. Students will be able to name the parts of the digestive system.. Presented by—. Mirza. . Salman. . Baig. Faculty of Pharmacy . School of Pharmacy . AIKTC, New . Panvel. THE DIGESTIVE SYSTEM. The digestive system is the collective name used to describe the . alimentary canal. ALIMENTARY CANAL DIAGRAM. Draw and label the layers of the alimentary canal to include the following terms:. Mucosa. Submucosa. Circular muscle. Longitudinal muscle. Serosa. Mesentery. Lacteal. Villi. Digestive System. AKA gastrointestinal system or GI system. Function. =responsible for the physical & chemical breakdown of food so it can be taken into bloodstream & be used by body cells & tissues. NUTRIENTS IN DIGESTIVE SYSTEM. They. are . substances. . that. . plants. and . animals. . need. . to. . live. and . grow. .. The. . digestive. . system. . is. . the. . group. of . organs. Created by Ashley Berryhill. Digestive System. AKA gastrointestinal system or GI system. Function. =responsible for the physical & chemical breakdown of food so it can be taken into bloodstream & be used by body cells & tissues. 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. 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?. 1. What are the 2 groupings of the digestive organs?. The alimentary canal. The accessory digestive organs. 2. What are the functions of the alimentary canal?. It ingests and digests food, absorbs nutrients, and defecates wastes. The digestive processes gradually break down the foods eaten until they are in a form suitable for absorption.. For example, meat, even when cooked, is chemically too complex to be absorbed from the alimentary canal.. Mouth. Pharynx. Esophagus. Stomach. Small intestine. Large intestine. * Salivary glands, liver, pancreas and gall bladder are accessory organs. Main functions:. digestion. Food is broken down:. Mechanically (chewing, bowl movements). 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. .