The Human Body in Health in addition to Illness, 4th edition Barbara Herlihy Chapter 23: Di

The Human Body in Health in addition to Illness, 4th edition Barbara Herlihy Chapter 23: Di www.phwiki.com

The Human Body in Health in addition to Illness, 4th edition Barbara Herlihy Chapter 23: Di

Kraker, Daniel, News Director/NPR Indian Country Bureau Chief has reference to this Academic Journal, PHwiki organized this Journal The Human Body in Health in addition to Illness, 4th edition Barbara Herlihy Chapter 23: Digestive System List four functions of the digestive system. Describe the four layers of the digestive tract. Describe the structure in addition to functions of the organs of the digestive tract. Describe the structure in addition to functions of the accessory organs of the digestive tract. Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Ingest food Digest it Mechanical Chemical Absorb nutrients Excrete waste Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

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Mouth Pharynx Esophagus Stomach Small intestine Large intestine Rectum, anus Accessory organs Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Mucosal layer Submucosal layer Muscle layer – Circular in addition to longitudinal – Mixing, mashing action – Peristaltic action – Enteral nervous system Serosal layer – Peritoneal membranes Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Waves of muscle contraction, relaxation Pushes food from mouth toward anus Peristaltic movements differ from organ to organ Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

Teeth: Mastication Tongue: Swallowing Salivary gl in addition to s – Parotid – Subm in addition to ibular – Sublingual Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Mouth Pharynx Esophagus – Esophageal sphincters Pharyngoesophageal Lower esophageal Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Regulates rate of gastric emptying Secretes gastric juice, including HCl Secretes gastric hormones in addition to intrinsic factor Digests limited amount of food Absorbs limited substances Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

Fundus Body Pylorus Pyloric sphincter Lesser curvature Greater curvature Rugae Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Mixing in addition to mashing chyme Peristalsis Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Gastric ulcer Hiatal hernia Nasogastric tube Gastrostomy tube Gastric resection Pyloric stenosis Vagolytic effects Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

Parts Duodenum Jejunum Ileum Functions Digests Absorbs Secretes hormones in addition to digestive enzymes Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Folds increase area as long as absorption Inside composed of capillaries in addition to lacteals (lymphatic vessels of the small intestine that absorbs digested fats Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Cecum Appendix Colon Ascending Transverse Descending Sigmoid Rectum in addition to anus Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

Absorption of water in addition to electrolytes Synthesis of vitamins by intestinal bacteria Temporary storage of waste Elimination of waste (feces) in addition to gas (flatus) Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Intestinal obstruction Colostomy Hemorrhoids Enema Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Liver Gallbladder Pancreas Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

Synthesis of bile salts in addition to secretion of bile Synthesis of plasma proteins Storage of glucose, fat-soluble vitamins Detoxification Main organ as long as drug detoxification Excretion of bilirubin, cholesterol, drugs Metabolism of carbohydrates, protein, fats Phagocytosis (Kupffer cells, macrophages) Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. End products of digestion flow through portal vein to liver Liver processes end products of digestion, discharging blood through hepatic veins in addition to into IVC Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Ducts connect liver, gallbladder, pancreas to duodenum Hepatic ducts Cystic duct Common bile duct Ampulla of Vater Sphincter of Oddi Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

Formed from blood in the liver lobules Assists in digestion of fat Stored in gallbladder Composition Water Cholesterol Bile pigments, salts Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Pear-shaped sac on the underside of the liver Concentrates in addition to stores bile Attached to common bile duct by cystic duct Fat in the duodenum stimulates release of the hormone cholecystokinin (CCK) CCK causes gallbladder to contract, eject bile into common bile duct in addition to duodenum Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved. Pancreatic acinar cells Main pancreatic duct Base of common bile duct Duodenum Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

Kraker, Daniel KUYI-FM News Director/NPR Indian Country Bureau Chief www.phwiki.com

Gallstones Bleeding Loss of clotting factors (liver failure) Esophageal varices Ascites Paracentesis Acute pancreatitis Copyright © 2011, 2007 by Saunders, an imprint of Elsevier Inc. All rights reserved.

Kraker, Daniel News Director/NPR Indian Country Bureau Chief

Kraker, Daniel is from United States and they belong to KUYI-FM and they are from  Keams Canyon, United States got related to this Particular Journal. and Kraker, Daniel deal with the subjects like Local News; National News; Native American Interest; Public Affairs/Issues; Regional News

Journal Ratings by Illinois School of Professional Psychology – Chicago Campus

This Particular Journal got reviewed and rated by Illinois School of Professional Psychology – Chicago Campus and short form of this particular Institution is US and gave this Journal an Excellent Rating.