Question 1

Which of the following would contribute to a compromised immune system?

Accepted Answer

A)  blood pressure medication 
B)  antidepressant drugs 
C)  anticancer drugs 
D)  probiotics 
E)  vitamins 
A)  blood pressure medication 
B)  antidepressant drugs 
C)  anticancer drugs 
D)  probiotics 
E)  vitamins

Question 2

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 3

What do NK cells use to distinguish between self and nonself?

Accepted Answer

A)  platelets 
B)  MHC class I molecules 
C)  macrophages 
D)  dendritic cells 
E)  monocytes 
A)  platelets 
B)  MHC class I molecules 
C)  macrophages 
D)  dendritic cells 
E)  monocytes

Question 4

Describe antibody-induced opsonization, the process in which innate and adaptive immunity work together to engulf an invader.

Accepted Answer

Cells that have a polysaccharide capsule

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 definitions is mismatched?

Accepted Answer

A)  extravasation-movement of leukocytes through endothelial cells into tissues 
B)  pus- teeming with white blood cells 
C)  vasoactive-chemical degradation inside a phagolysosome 
D)  autophagy-destruction of intracellular pathogens 
E)  opsonization-formation of pseudopods 
A)  extravasation-movement of leukocytes through endothelial cells into tissues 
B)  pus- teeming with white blood cells 
C)  vasoactive-chemical degradation inside a phagolysosome 
D)  autophagy-destruction of intracellular pathogens 
E)  opsonization-formation of pseudopods

Question 7

Which is the correct order of the following events in phagocytosis? (1) discharge of waste material
(2) fusion of the phagosome with a lysosome
(3) adherence of the microbe to phagocytes
(4) digestion of the ingested microbe
(5) formation of a phagosome
(6) ingestion of the microbe by the phagocyte

Accepted Answer

A)  3, 6, 5, 2, 4, 1 
B)  3, 4, 6, 5, 2, 1 
C)  6, 5, 2, 4, 3, 1 
D)  5, 2, 3, 6, 4, 1 
E)  5, 3, 6, 2, 4, 1 
A)  3, 6, 5, 2, 4, 1 
B)  3, 4, 6, 5, 2, 1 
C)  6, 5, 2, 4, 3, 1 
D)  5, 2, 3, 6, 4, 1 
E)  5, 3, 6, 2, 4, 1

Question 8

Natural killer cells target ________ cells that ________.

Accepted Answer

A)  infected; have lost MHC class I 
B)  bacterial; have lost MHC class I 
C)  bacterial; are coated with complement 
D)  infected; have lost C-reactive protein 
E)  infected; secrete cytokines 
A)  infected; have lost MHC class I 
B)  bacterial; have lost MHC class I 
C)  bacterial; are coated with complement 
D)  infected; have lost C-reactive protein 
E)  infected; secrete cytokines

Question 9

Using the figure below, demonstrate how butyrate influences appetite.

Accepted Answer

The ingestion of bacteriodes/f

Question 10

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.

Which of the following would contribute to a compromised immune system?

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

What do NK cells use to distinguish between self and nonself?

Describe antibody-induced opsonization, the process in which innate and adaptive immunity work together to engulf an invader.

Which part of the genitourinary tract is considered sterile?

Which of the following definitions is mismatched?

Which is the correct order of the following events in phagocytosis? (1) discharge of waste material (2) fusion of the phagosome with a lysosome (3) adherence of the microbe to phagocytes (4) digestion of the ingested microbe (5) formation of a phagosome (6) ingestion of the microbe by the phagocyte

Natural killer cells target cells that .

Using the figure below, demonstrate how butyrate influences appetite.

The microbiome can influence obesity through

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 would contribute to a compromised immune system?

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

What do NK cells use to distinguish between self and nonself?

Describe antibody-induced opsonization, the process in which innate and adaptive immunity work together to engulf an invader.

Which part of the genitourinary tract is considered sterile?

Which of the following definitions is mismatched?

Which is the correct order of the following events in phagocytosis? (1) discharge of waste material (2) fusion of the phagosome with a lysosome (3) adherence of the microbe to phagocytes (4) digestion of the ingested microbe (5) formation of a phagosome (6) ingestion of the microbe by the phagocyte

Natural killer cells target ________ cells that ________.

Using the figure below, demonstrate how butyrate influences appetite.

The microbiome can influence obesity through

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

Natural killer cells target cells that .