Microbiology: A Systems Approach
Microbiology: A Systems Approach
4th Edition
ISBN: 9780073402437
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Chapter 22.2, Problem 3AYP
Summary Introduction

To list:

The types of normal biota which is currently known to occupy various regions of the gastrointestinal tract.

Introduction:

The ingested food substances are broken down into simpler molecules by the process of digestion. Digestive organs include the gastrointestinal tract organs and the accessory digestive organs. The GI tract organs comprise mouth, pharynx, esophagus, stomach, small and large intestine, and anus. All these organs make a 30 feet long tube in which the movement of food takes place.

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Which of the following statements about the microbiota of the intestines is false? 1)The bacterial population in the small intestine is sparse compared to that of the colon 2)Aerobes outnumber anaerobes 100 to 1 3)Bacteria in the intestines aid in the digestion of food substances 4)None of these choices are false
Differentiate between bacterial infectionand bacterial intoxication.        Discuss the importance of E. colias part of our intestinal flora.        Describe three (3) different types of gastrointestinal diseases caused by bacteria. Be sure to give the name of the specific organism that causes each, describe some common signs and symptoms and discuss treatment for each disease:         Define meningitis.Compare and contrast between bacterial and viral meningitis including treatment for each.          What is a prion? Describe the impact prionshave on the human brain and discuss two prion-associated diseases in humans:         What is a vector-borne (vector transmitted) disease?  Give an example of a vector borne disease and the vector responsible for causing it:
Describe the significance of the normal intestinal microbiota.

Chapter 22 Solutions

Microbiology: A Systems Approach

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