Chapter 25 The Digestive System

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Chapter 25  The Digestive System

 

 

Complete chapter Questions And Answers
 

Sample Questions

 

 

True / False Questions

  1. The digestive system processes food, extracts nutrients, and eliminates the residue.

    TRUE

    Accessibility: Keyboard Navigation Blooms Level: 1. Remember Blooms Level: 2. Understand Gradable: automatic HAPS Objective: N01.01 Describe the major functions of the digestive system. HAPS Topic: Module N01 General functions of the digestive system. Learning Outcome: 25.01a List the functions and major physiological processes of the digestive system. Section: 25.01 Topic: General functions of the digestive system

  2. The enteric nervous system regulates much of the digestive activity, but its action depends on the central nervous system.

    FALSE

    Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: N08.02 Discuss regulation of reflexes by the enteric nervous system and the parasympathetic nervous system. HAPS Topic: Module N08 Hormonal and neural regulation of digestive processes. Learning Outcome: 25.01f Describe the general neural and chemical controls over digestive function. Section: 25.01 Topic: General functions of the digestive system

  3. Odor, sight, and taste stimulate salivatory nuclei in the cerebral cortex.

    FALSE

    Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: N03.01b Contrast the histology and the products of the serous cells and the mucous cells in the salivary glands. HAPS Topic: Module N03 Gross and microscopic anatomy of the accessory glands and organs. Learning Outcome: 25.02c Describe the neural control of salivation and swallowing. Section: 25.02 Topic: Hormonal and neural regulation of digestive processes

  4. Enamel is found in the crown of a tooth, whereas dentin is part of both the crown and the root.

    TRUE

    Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: N02.02f Identify the anatomical structures of a tooth in the oral cavity. HAPS Topic: Module N02 Gross and microscopic anatomy of the alimentary canal. Learning Outcome: 25.02a Describe the gross anatomy of the digestive tract from the mouth through the esophagus. Section: 25.02 Topic: Microscopic anatomy of the digestive tract

    25-1
    Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education.

5.

Both chemical and mechanical digestion start in the mouth and continue in the stomach.

TRUE

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: N06.01b List the organs and structures of the digestive system that function in mechanical digestion and explain the details of the process for each. HAPS Objective: N06.02b List the organs and structures of the digestive system that function in enzymatic hydrolysis. HAPS Topic: Module N06 Mechanical and chemical processes of digestion. Learning Outcome: 25.01b Distinguish between mechanical and chemical digestion. Section: 25.01 Topic: Chemical digestion Topic: General functions of the digestive system Topic: Mechanical digestion

Gastric juice consists entirely of water and hydrochloric acid.

FALSE

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: N02.05e Identify the structure of a gastric gland including the location of the chief (zymogenic) cells, parietal (oxynic) cells, enteroendocrine cells, and mucous cells, and discuss the functions of these different cell types in the stomach. HAPS Topic: Module N02 Gross and microscopic anatomy of the alimentary canal. Learning Outcome: 25.03c Identify the secretions of the stomach and state their functions. Section: 25.03 Topic: Chemical digestion

Absorption of many nutrients starts in the stomach.

FALSE

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: N07.01a List the organs and specific structures involved in the absorption monosaccharides, peptides and amino acids, and fatty acids and monoglycerides. HAPS Topic: Module N07 Processes of absorption. Learning Outcome: 25.03f Describe the three phases of gastric function and how gastric activity is activated and inhibited. Section: 25.03 Topic: Processes of absorption

The liver is the body’s largest gland.

TRUE

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: N03.02a Identify the individual lobes of the liver. HAPS Topic: Module N03 Gross and microscopic anatomy of the accessory glands and organs. Learning Outcome: 25.04a Describe the gross and microscopic anatomy of the liver, gallbladder, bile duct system, and pancreas. Section: 25.04 Topic: Gross anatomy of accessory digestive glands and organs

25-2
Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education.

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