7th Edition Medical Terminology for Health Professions Ann Ehrlich/Carol L.Schroeder © 2013 Delmar, Cengage Learning. All Rights Reserved The Digestive.

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Presentation transcript:

7th Edition Medical Terminology for Health Professions Ann Ehrlich/Carol L.Schroeder © 2013 Delmar, Cengage Learning. All Rights Reserved The Digestive System Chapter 8

© 2013 Delmar, Cengage Learning. All Rights Reserved Major Structures and Accessory Organs of the Digestive System

© 2013 Delmar, Cengage Learning. All Rights Reserved Mouth Primary Function –Begins preparation of food for digestion Related Word Parts (Combining Forms) –or/o –stomat/o

© 2013 Delmar, Cengage Learning. All Rights Reserved Structures of the Tongue and Oral Cavity

© 2013 Delmar, Cengage Learning. All Rights Reserved Pharynx Primary Function –Transports food from the mouth to the esophagus Related Word Parts (Combining Forms) –pharyng/o

© 2013 Delmar, Cengage Learning. All Rights Reserved Esophagus Primary Function –Transports food from the pharynx to the stomach Related Word Parts (Combining Forms) –esophag/o

© 2013 Delmar, Cengage Learning. All Rights Reserved Stomach Primary Function –Breaks down food and mixes it with digestive juices Related Word Parts (Combining Forms) –gastr/o

© 2013 Delmar, Cengage Learning. All Rights Reserved Structures of the Stomach

© 2013 Delmar, Cengage Learning. All Rights Reserved Small Intestine Primary Function –Completes digestion and absorption of most nutrients Related Word Parts (Combining Forms) –enter/o

© 2013 Delmar, Cengage Learning. All Rights Reserved Large Intestine Primary Function –Absorbs excess water –Prepares solid waste for elimination Related Word Parts (Combining Forms) –col/o, colon/o

© 2013 Delmar, Cengage Learning. All Rights Reserved Structures of Large Intestine

© 2013 Delmar, Cengage Learning. All Rights Reserved Rectum and Anus Primary Function –Controls the excretion of solid waste Related Word Parts (Combining Forms) –an/o –proct/o –rect/o

© 2013 Delmar, Cengage Learning. All Rights Reserved Liver Primary Function –Secretes bile and enzymes to aid in the digestion of fats Related Word Parts (Combining Forms) –hepat/o

© 2013 Delmar, Cengage Learning. All Rights Reserved Primary Function –Stores bile and releases it to the small intestine as needed Related Word Parts (Combining Forms) –cholecyst/o Gallbladder

© 2013 Delmar, Cengage Learning. All Rights Reserved Pancreas Primary Function –Secretes digestive juices and enzymes into small intestine as needed Related Word Parts (Combining Forms) –pancreat/o (continues)

© 2013 Delmar, Cengage Learning. All Rights Reserved Pancreas

© 2013 Delmar, Cengage Learning. All Rights Reserved Key Word Parts and Definitions an/o –anus, ring chol/e –bile, gall cholecyst/o –gallbladder col/o, colon/o –colon, large intestine (continues)

© 2013 Delmar, Cengage Learning. All Rights Reserved Key Word Parts and Definitions -emesis –vomiting enter/o –small intestine esophag/o –esophagus gastr/o –stomach, belly (continues)

© 2013 Delmar, Cengage Learning. All Rights Reserved Key Word Parts and Definitions hepat/o –liver -lithiasis –presence of stones -pepsia –digest, digestion -phagia –eating, swallowing (continues)

© 2013 Delmar, Cengage Learning. All Rights Reserved Key Word Parts and Definitions proct/o –anus and rectum rect/o –rectum, straight sigmoid/o –sigmoid colon

© 2013 Delmar, Cengage Learning. All Rights Reserved Questions

© 2013 Delmar, Cengage Learning. All Rights Reserved Question The hydrochloric acid in the human stomach is strong enough to dissolve a nail. True or False?

© 2013 Delmar, Cengage Learning. All Rights Reserved Answer True

© 2013 Delmar, Cengage Learning. All Rights Reserved Question How many pounds of force can the jaw muscles provide to bring the back teeth together for chewing? a.50 b.200 c.500

© 2013 Delmar, Cengage Learning. All Rights Reserved Answer c. 200

© 2013 Delmar, Cengage Learning. All Rights Reserved Question If 80% of the human liver was removed, it could still function and would eventually regenerate to its original size. True or False?

© 2013 Delmar, Cengage Learning. All Rights Reserved Answer True

© 2013 Delmar, Cengage Learning. All Rights Reserved Question The body’s longest internal organ is the small intestine at an average length of about: a.20 feet b.10 feet c.5 feet

© 2013 Delmar, Cengage Learning. All Rights Reserved Answer a. 20 feet