Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

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Chapter 14, Problem 3MCQ

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Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

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Which of the following statements correctly describes exotoxins and endotoxins produced by various bacteria? A. endotoxins are secreted into the environment while the bacteria are still alive B. exotoxins are secreted into the environment while the bacteria are still alive C. exotoxins are only released into the environment when the bacteria die and their cell walls break down D. exotoxins are components of the outer membrane of the bacteria that produce them

What is the relationship between normal flora Escherichia coli (E. coli) and STEC? A When normal flora E.coli divide in two, they sometimes turn into STEC. B Everyone is colonized by STEC but only some people have non-STEC microbes in the large intestine. C Normal flora E.coli do not make Shiga toxin, but STEC are E. coli that do make Shiga toxin.

At least 70 people attending a national conference became ill with what appeared to be food poisoning. Three hospitals in the area treated and released 48 attendees who complained of nausea and vomiting; others with similar symptoms were hospitalized overnight. A health official noted that all the patients had eaten brunch or lunch at the same hotel. The hotel’s lunch menu included roast chicken, roast beef, and a vegetable pasta dish. Because some of the people who became ill were vegetarian, there was particular interest in determining whether the pasta dish might be contaminated. At the time of the report, health officials were still looking for the source of the outbreak. The hotel was cooperating in the investigation and had voluntarily halted food service for the time being. Explain why you might consider this problem important enough to investigate. Give at least three reasons for investigating and explain suitable recommendations and interventions for controlling the problem…

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Chapter 14, Problem 3MCQ

Summary Introduction

Introduction:

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

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Answer 3

Question

Chapter 14, Problem 3MCQ

Summary Introduction

Introduction:

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

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Answer 4

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Chapter 14, Problem 3MCQ

Summary Introduction

Introduction:

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

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Answer 5

Chapter 14, Problem 3MCQ

Summary Introduction

Introduction:

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

Answer 6

Chapter 14, Problem 3MCQ

Summary Introduction

Introduction:

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

Answer 7

Chapter 14, Problem 3MCQ

Summary Introduction

Introduction:

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

Answer 8

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Ch. 14 - Prob. 1R Ch. 14 - Define symbiosis. Differentiate commensalism,...Ch. 14 - Prob. 3R Ch. 14 - Prob. 4R Ch. 14 - Distinguish symptoms from signs as signals of...Ch. 14 - How can a local infection become a systemic...Ch. 14 - Prob. 7R Ch. 14 - Prob. 8R Ch. 14 - Acquiring a closely related strain causes severe...Ch. 14 - Prob. 10R

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

Solution Summary: The author explains that E. coli is a normal flora which lives in the intestine and helps in maintaining normal gut microbial dynamics.

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Introduction:

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

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Chapter 14 Solutions

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

Solution Summary: The author explains that E. coli is a normal flora which lives in the intestine and helps in maintaining normal gut microbial dynamics.

Videos

Introduction: Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.

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Chapter 14 Solutions

Introduction:

Human body is colonized by different types of bacteria that reside in the various parts of human body which is called a normal flora.