The gastrointestinal tract (GI tract) is also known as the digestive tract. It is an organ system in which food is ingested and then digested in order to provide energy to the cells of the body. During this process, all the essential nutrients are absorbed and waste products are expelled or excreted out.

Question

Want to see the full answer?

Answer 1

Question

Chapter 14, Problem 2MC

Summary Introduction

Introduction:

The gastrointestinal tract (GI tract) is also known as the digestive tract. It is an organ system in which food is ingested and then digested in order to provide energy to the cells of the body. During this process, all the essential nutrients are absorbed and waste products are expelled or excreted out.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Students have asked these similar questions

A stabbing victim sustained a perforation to his large intestine. From the outermost layer to the innermost layer, what is the order in which the knife penetrated his intestine? A. Serosa, muscularis externa, submucosa, mucosa B. Serosa, submucosa, muscularis externa, mucosa C. Mucosa, submucosa, muscularis externa, serosa D. Submucosa, muscularis externa, serosa, mucosa E. Mucosa, muscularis externa, submucosa, serosa What do the enteroendocrine cells of the stomach produce? А. Реpsin B. Hydrochloric acid C. Intrinsic factor D. Gastrin E. Gastric juice What is the purpose of mastication? A. To eliminate undigested food wastes from the body B. To propel food from one digestive organ to the next C. To transport nutrients into the blood and lymph D. To chew, grind, and tear food into smaller pieces while in the mouth E. To move food back and forth along the walls of the small intestine

Histological evaluation of a portion of gastrointestinal tract shows ramified, tubular glands located in submucosal layer. The glands contain secretions with pH close to 9.0. Which of the following portions of the gastrointestinal tract is most likely inspected? A. Stomach B. Duodenum C. Jejunum D. lleum E. Ascending colon

How does Jane's problem with Ulcerative Colitis differ from Crohn’s disease (another Inflammatory Bowel Disease)? A. The damage to Jane’s GI tract is localized to the large intestine (colon), whereas patients with Crohn’s disease may have any part of the GI tract affected in the form of “skip” lesions. B. A patient with Crohn’s disease is more likely to have bloody stool than Jane. C. The entire thickness of the Jane’s intestinal wall (mucosa, submucosa, smooth muscle, and serosa) may be affected, whereas only the mucosa is affected in patients with Crohn’s disease. D. Jane may benefit from using a nicotine patch or chewing nicotine gum, while evidence for a therapeutic benefit of nicotine in Crohn’s disease is more limited. E. Anti-inflammatory pharmaceuticals, such as steroids and immunomodulators, are used to treat Crohn’s disease but not Ulcerative Colitis.