Question 1

Which of these symptoms is caused by a toxin produced by Clostridium botulinum?

Accepted Answer

A) uncontrolled twitching 
B) flaccid paralysis 
C) spastic paralysis 
D) meningitis 
E) encephalitis 
A) uncontrolled twitching 
B) flaccid paralysis 
C) spastic paralysis 
D) meningitis 
E) encephalitis

Question 2

Which of these bacteria produce toxins that increase cAMP levels? (Select all that apply)

Accepted Answer

A) Corynebacterium diphtheriae 
B) Clostridium botulinum 
C) Clostridium difficile 
D) Bordetella pertussis 
E) Enterotoxigenic E.coli 
A) Corynebacterium diphtheriae 
B) Clostridium botulinum 
C) Clostridium difficile 
D) Bordetella pertussis 
E) Enterotoxigenic E.coli

Question 3

Which of these cytokines would be present in high levels in a person with latent tuberculosis? (Select all that apply)

Accepted Answer

A) IFNɤ 
B) IL-4 
C) IL-10 
D) IL-6 
E) TNFα 
A) IFNɤ 
B) IL-4 
C) IL-10 
D) IL-6 
E) TNFα

Question 4

Staphylococcus aureus produces a potent exotoxin which causes cell damage that induces a very strong inflammatory response in the host.What is this toxin?

Accepted Answer

A) pneumolysin 
B) α-toxin 
C) enterotoxin 
D) streptolysin O 
E) Protein A 
A) pneumolysin 
B) α-toxin 
C) enterotoxin 
D) streptolysin O 
E) Protein A

Question 5

A toxin that is part of the cell structure and usually found in the surface elements of the cell is called an endotoxin.

Accepted Answer

A) True 
 B)False

Question 6

Cellulitis is inflammation of the connective tissue and may be caused by Streptococcus pyogenes.

Accepted Answer

A) True 
 B)False

Which of these symptoms is caused by a toxin produced by Clostridium botulinum?

Which of these bacteria produce toxins that increase cAMP levels? (Select all that apply)

Which of these cytokines would be present in high levels in a person with latent tuberculosis? (Select all that apply)

Staphylococcus aureus produces a potent exotoxin which causes cell damage that induces a very strong inflammatory response in the host.What is this toxin?

A toxin that is part of the cell structure and usually found in the surface elements of the cell is called an endotoxin.

Cellulitis is inflammation of the connective tissue and may be caused by Streptococcus pyogenes.

The Microbial World

Bacteria

Eukaryal Microbes

Archaea

Viruses

Cultivating Microorganisms

DNA Replication and Gene Expression

Viral Replication Strategies

Bacterial Genetic Analysis

Microbial Genomics

Regulation of Gene Expression

Microbial Biotechnology

Metabolism

Biogeochemical Cycles

Microbial Ecosystems

The Microbiology of Food and Water

Microbial Symbionts

Introduction to Infectious Diseases

Innate Host Defenses Against Microbial Invasion

Adaptive Immunity

Viral Pathogenesis

Eukaryal Microbe Pathogenesis

Control of Infectious Diseases

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Exam 21: Virulence Factors and Pathogenic Mechanisms of Bacterial Infections

Which of these symptoms is caused by a toxin produced by Clostridium botulinum?

Which of these bacteria produce toxins that increase cAMP levels? (Select all that apply)

Which of these cytokines would be present in high levels in a person with latent tuberculosis? (Select all that apply)

Staphylococcus aureus produces a potent exotoxin which causes cell damage that induces a very strong inflammatory response in the host.What is this toxin?

A toxin that is part of the cell structure and usually found in the surface elements of the cell is called an endotoxin.

Cellulitis is inflammation of the connective tissue and may be caused by Streptococcus pyogenes.

The Microbial World

Bacteria

Eukaryal Microbes

Archaea

Viruses

Cultivating Microorganisms

DNA Replication and Gene Expression

Viral Replication Strategies

Bacterial Genetic Analysis

Microbial Genomics

Regulation of Gene Expression

Microbial Biotechnology

Metabolism

Biogeochemical Cycles

Microbial Ecosystems

The Microbiology of Food and Water

Microbial Symbionts

Introduction to Infectious Diseases

Innate Host Defenses Against Microbial Invasion

Adaptive Immunity

Viral Pathogenesis

Eukaryal Microbe Pathogenesis

Control of Infectious Diseases

Filters