Question 1

Which of the following is correct regarding inflammation?

Accepted Answer

A)  The cardinal signs include rash. 
B)  Some of the phagocytes are stimulated to secrete antibodies specific for the invading pathogen. 
C)  There is increased blood volume. 
D)  Differentiation of B cells into plasma cells occurs at the site of infection. 
E)  AIDS patients have little or no inflammatory responses when they are infected. 
A)  The cardinal signs include rash. 
B)  Some of the phagocytes are stimulated to secrete antibodies specific for the invading pathogen. 
C)  There is increased blood volume. 
D)  Differentiation of B cells into plasma cells occurs at the site of infection. 
E)  AIDS patients have little or no inflammatory responses when they are infected.

Question 2

Which of the following two organisms are commonly used as probiotics?

Accepted Answer

A)  Streptococcus mutans and Lactobacillus acidophilus 
B)  Bacteroides and Lactobacillus acidophilus 
C)  Enterococcus and Enterobacter species 
D)  Bifidobacterium and Lactobacillus acidophilus 
E)  Diphtheroids and Fusobacterium species 
A)  Streptococcus mutans and Lactobacillus acidophilus 
B)  Bacteroides and Lactobacillus acidophilus 
C)  Enterococcus and Enterobacter species 
D)  Bifidobacterium and Lactobacillus acidophilus 
E)  Diphtheroids and Fusobacterium species

Question 3

Which of following is NOT associated with the oxidative burst employed by phagocytic cells to kill bacteria?

Accepted Answer

A)  hydrogen peroxide 
B)  oxygen radicals 
C)  NADPH oxidase 
D)  catalase 
E)  nitric oxide 
A)  hydrogen peroxide 
B)  oxygen radicals 
C)  NADPH oxidase 
D)  catalase 
E)  nitric oxide

Question 4

Is it correct to state that bacteria introduced through a skin cut will most likely be engulfed by Langerhans cells?

Accepted Answer

Langerhans cells are resident phagocytic

Question 5

Which part of the genitourinary tract is considered sterile?

Accepted Answer

A)  kidney 
B)  bladder 
C)  distal urethra 
D)  genital tract 
E)  vagina 
A)  kidney 
B)  bladder 
C)  distal urethra 
D)  genital tract 
E)  vagina

Question 6

Which of the following organisms is NOT a cause of chronic inflammation?

Accepted Answer

A)  a splinter 
B)  Mycobacterium tuberculosis 
C)  Mycobacterium marinum 
D)  Actinomyces bovis 
E)  biofilms on surgical implants 
A)  a splinter 
B)  Mycobacterium tuberculosis 
C)  Mycobacterium marinum 
D)  Actinomyces bovis 
E)  biofilms on surgical implants

Question 7

The membrane attack complex, or MAC, kills Gram-negative bacteria through

Accepted Answer

A)  opsonization. 
B)  dissolving the cell wall. 
C)  the lectin pathway. 
D)  creating a pore on the bacterial membranes. 
E)  antibody-dependent cell cytotoxicity, or ADCC. 
A)  opsonization. 
B)  dissolving the cell wall. 
C)  the lectin pathway. 
D)  creating a pore on the bacterial membranes. 
E)  antibody-dependent cell cytotoxicity, or ADCC.

Question 8

The primary lymphoid organ(s) is/are the

Accepted Answer

A)  adenoids. 
B)  appendix. 
C)  Peyer's patches. 
D)  thymus. 
E)  tonsils. 
A)  adenoids. 
B)  appendix. 
C)  Peyer's patches. 
D)  thymus. 
E)  tonsils.

Question 9

The microbiome can influence obesity through

Accepted Answer

A)  regulating energy metabolism. 
B)  increasing intestinal inflammation. 
C)  creating a more diverse gut microbiome. 
D)  It does not influence obesity. 
E)  no bacterial interactions. 
A)  regulating energy metabolism. 
B)  increasing intestinal inflammation. 
C)  creating a more diverse gut microbiome. 
D)  It does not influence obesity. 
E)  no bacterial interactions.

Question 10

A woman falls and suffers a cut on her leg. The cut went through her skin and she is bleeding. Which of the following defense mechanisms will participate in eliminating microbes contaminating the cut?

Accepted Answer

A)  mucociliary elevator 
B)  normal skin flora 
C)  acidic skin secretions 
D)  lysozyme 
E)  phagocytosis and the inflammatory response 
A)  mucociliary elevator 
B)  normal skin flora 
C)  acidic skin secretions 
D)  lysozyme 
E)  phagocytosis and the inflammatory response

Which of the following is correct regarding inflammation?

Which of the following two organisms are commonly used as probiotics?

Which of following is NOT associated with the oxidative burst employed by phagocytic cells to kill bacteria?

Is it correct to state that bacteria introduced through a skin cut will most likely be engulfed by Langerhans cells?

Which part of the genitourinary tract is considered sterile?

Which of the following organisms is NOT a cause of chronic inflammation?

The membrane attack complex, or MAC, kills Gram-negative bacteria through

The primary lymphoid organ(s) is/are the

The microbiome can influence obesity through

A woman falls and suffers a cut on her leg. The cut went through her skin and she is bleeding. Which of the following defense mechanisms will participate in eliminating microbes contaminating the cut?

Microbial Life: Origin and Discovery

Observing the Microbial Cell

Cell Structure and Function

Bacterial Culture, Growth, and Development

Environmental Influences and Control of Microbial Growth

Viruses

Genomes and Chromosomes

Transcription, Translation, and Bioinformatics

Gene Transfer, Mutations, and Genome Evolution

Molecular Regulation

Viral Molecular Biology

Biotechniques and Synthetic Biology

Energetics and Catabolism

Electron Flow in Organotrophy, Lithotrophy, and Phototrophy

Biosynthesis

Food and Industrial Microbiology

Origins and Evolution

Bacterial Diversity

Archaeal Diversity

Eukaryotic Diversity

Microbial Ecology

Microbes in Global Elemental Cycles

The Adaptive Immune Response

Microbial Pathogenesis

Microbial Diseases

Antimicrobial Therapy

Clinical Microbiology and Epidemiology

Filters

Exam 23: Human Microbiota and Innate Immunity

Which of the following is correct regarding inflammation?

Which of the following two organisms are commonly used as probiotics?

Which of following is NOT associated with the oxidative burst employed by phagocytic cells to kill bacteria?

Is it correct to state that bacteria introduced through a skin cut will most likely be engulfed by Langerhans cells?

Which part of the genitourinary tract is considered sterile?

Which of the following organisms is NOT a cause of chronic inflammation?

The membrane attack complex, or MAC, kills Gram-negative bacteria through

The primary lymphoid organ(s) is/are the

The microbiome can influence obesity through

A woman falls and suffers a cut on her leg. The cut went through her skin and she is bleeding. Which of the following defense mechanisms will participate in eliminating microbes contaminating the cut?

Microbial Life: Origin and Discovery

Observing the Microbial Cell

Cell Structure and Function

Bacterial Culture, Growth, and Development

Environmental Influences and Control of Microbial Growth

Viruses

Genomes and Chromosomes

Transcription, Translation, and Bioinformatics

Gene Transfer, Mutations, and Genome Evolution

Molecular Regulation

Viral Molecular Biology

Biotechniques and Synthetic Biology

Energetics and Catabolism

Electron Flow in Organotrophy, Lithotrophy, and Phototrophy

Biosynthesis

Food and Industrial Microbiology

Origins and Evolution

Bacterial Diversity

Archaeal Diversity

Eukaryotic Diversity

Microbial Ecology

Microbes in Global Elemental Cycles

The Adaptive Immune Response

Microbial Pathogenesis

Microbial Diseases

Antimicrobial Therapy

Clinical Microbiology and Epidemiology

Filters