Question 1

What collection of lymphoid tissue,found in the ileum of the small intestine,is comprised of unencapsulated regions filled with lymphocytes,called lymphoid nodules

Accepted Answer

A) Gut-associated lymphatic tissues (GALT) 
B) Mucosa-associated lymphatic tissues (MALT) 
C) Phagosomes 
D) Tonsils 
A) Gut-associated lymphatic tissues (GALT) 
B) Mucosa-associated lymphatic tissues (MALT) 
C) Phagosomes 
D) Tonsils

Question 2

A pocket of tissue that surrounds and walls off the inflammatory agent is called a _____.

Accepted Answer

A) granuloma 
B) edema 
C) fibroblast 
D) pyrogen 
A) granuloma 
B) edema 
C) fibroblast 
D) pyrogen

Question 3

An accumulation of pus in a cavity formed by damaged tissue:

Accepted Answer

A) only occurs during chronic inflammatory process 
B) represents unencapsulated areas of lymphocytes 
C) accounts for redness and increased tissue temperature 
D) is known as an abscess 
A) only occurs during chronic inflammatory process 
B) represents unencapsulated areas of lymphocytes 
C) accounts for redness and increased tissue temperature 
D) is known as an abscess

Question 4

Complement:

Accepted Answer

A) is a system that consists of over 20 proteins that function in a cascade-like manner 
B) activation results in the onset of inflammation 
C) pathway involves factors B,D and P 
D) all of these 
A) is a system that consists of over 20 proteins that function in a cascade-like manner 
B) activation results in the onset of inflammation 
C) pathway involves factors B,D and P 
D) all of these

Question 5

Tissue debris,remains of digested microorganisms,injured cells and dead phagocytes is the content of:

Accepted Answer

A) pus 
B) plasma 
C) opsonin 
D) tonsils 
A) pus 
B) plasma 
C) opsonin 
D) tonsils

Question 6

The classical pathway of complement activation involves which of the following proteins

Accepted Answer

A) C1,C4 and C2 
B) C3 only 
C) factor B 
D) factor D and factor P 
A) C1,C4 and C2 
B) C3 only 
C) factor B 
D) factor D and factor P

Question 7

The granulocyte that releases the inflammatory agent histamine is a:

Accepted Answer

A) neutrophil 
B) monocyte 
C) lymphocyte 
D) basophil 
A) neutrophil 
B) monocyte 
C) lymphocyte 
D) basophil

Question 8

Which statement about chemical barriers is false

Accepted Answer

A) high salt content of sweat inhibits the growth of bacteria 
B) chemical barriers include mechanisms to limit free iron 
C) secreted defensins form pores in microbes membranes 
D) chemical barriers include eosinophils and macrophages 
A) high salt content of sweat inhibits the growth of bacteria 
B) chemical barriers include mechanisms to limit free iron 
C) secreted defensins form pores in microbes membranes 
D) chemical barriers include eosinophils and macrophages

Question 9

What chemical substance diffuses into venules and capillaries causing their vasodilation during inflammation

Accepted Answer

A) Bradykinin 
B) Antibradykinin 
C) Histamine 
D) Antihistamine 
A) Bradykinin 
B) Antibradykinin 
C) Histamine 
D) Antihistamine

Question 10

Heat,pain,redness and swelling are symptoms of:

Accepted Answer

A) phagocytosis 
B) immune cytolysis 
C) inflammation 
D) leukocytosis 
A) phagocytosis 
B) immune cytolysis 
C) inflammation 
D) leukocytosis

Question 11

The spleen:

Accepted Answer

A) along with the thymus gland and the tonsils are all lymphoid organs 
B) contains lymph nodes that filter microbes from the lymph 
C) filters material but does not contain phagocytes 
D) two of these 
A) along with the thymus gland and the tonsils are all lymphoid organs 
B) contains lymph nodes that filter microbes from the lymph 
C) filters material but does not contain phagocytes 
D) two of these

Question 12

All of the following are components of the nonspecific host defenses except:

Accepted Answer

A) fever 
B) mucus 
C) antibodies 
D) interferon 
A) fever 
B) mucus 
C) antibodies 
D) interferon

Question 13

The binding and coating of the surfaces of invading microbes by either antibodies or C3b is:

Accepted Answer

A) aided by the release of cytokines by phagocytes 
B) necessary for phagocytosis of all microbes 
C) called opsonization 
D) responsible for the direct lysis of invading microrganisms 
A) aided by the release of cytokines by phagocytes 
B) necessary for phagocytosis of all microbes 
C) called opsonization 
D) responsible for the direct lysis of invading microrganisms

Question 14

What is the fragile,reddish,grainy tissue that is typically observed in cut tissue and consists of capillaries and fibroblasts

Accepted Answer

A) Gut-associated lymphoid tissue 
B) Granulation tissue 
C) Granuloma 
D) Granulocytes 
A) Gut-associated lymphoid tissue 
B) Granulation tissue 
C) Granuloma 
D) Granulocytes

Question 15

Acute phase response proteins:

Accepted Answer

A) include C-reactive protein (CRP)and mannose-binding protein (MBP) 
B) all bind to and coat the surface of the infectious agent 
C) directly destroy abnormal cells 
D) increase resistance of cells to viral infection 
A) include C-reactive protein (CRP)and mannose-binding protein (MBP) 
B) all bind to and coat the surface of the infectious agent 
C) directly destroy abnormal cells 
D) increase resistance of cells to viral infection

Question 16

The inflammatory condition resulting from an infectious agent continuously producing tissue damage is:

Accepted Answer

A) granulated inflammation 
B) acute inflammation 
C) chronic inflammation 
D) edema 
A) granulated inflammation 
B) acute inflammation 
C) chronic inflammation 
D) edema

Question 17

Complement activation results all of the following physiological processes except:

Accepted Answer

A) opsonization 
B) formation of membrane attack complexes 
C) inflammation 
D) fever 
A) opsonization 
B) formation of membrane attack complexes 
C) inflammation 
D) fever

Question 18

Which of the following does NOT occur in the process of phagocytosis

Accepted Answer

A) chemotaxis 
B) granulation 
C) adherence 
D) ingestion 
A) chemotaxis 
B) granulation 
C) adherence 
D) ingestion

Question 19

Recombinant interferon:

Accepted Answer

A) is of a different molecular form than that produced by infected cells 
B) blocks virus replication but does not stimulate the adaptive immune system 
C) unequivocally is the best available treatment for viruses and cancer 
D) can be produced cheaply and abundantly 
A) is of a different molecular form than that produced by infected cells 
B) blocks virus replication but does not stimulate the adaptive immune system 
C) unequivocally is the best available treatment for viruses and cancer 
D) can be produced cheaply and abundantly

Question 20

Specific defenses:

Accepted Answer

A) function against any infectious agent 
B) include phagocytes and interferon 
C) includes only noncellular defenses 
D) respond to a particular infectious agent 
A) function against any infectious agent 
B) include phagocytes and interferon 
C) includes only noncellular defenses 
D) respond to a particular infectious agent

Exam 17: Innate Host Defenses

What collection of lymphoid tissue,found in the ileum of the small intestine,is comprised of unencapsulated regions filled with lymphocytes,called lymphoid nodules

A pocket of tissue that surrounds and walls off the inflammatory agent is called a _____.

An accumulation of pus in a cavity formed by damaged tissue:

Complement:

Tissue debris,remains of digested microorganisms,injured cells and dead phagocytes is the content of:

The classical pathway of complement activation involves which of the following proteins

The granulocyte that releases the inflammatory agent histamine is a:

Which statement about chemical barriers is false

What chemical substance diffuses into venules and capillaries causing their vasodilation during inflammation

Heat,pain,redness and swelling are symptoms of:

The spleen:

All of the following are components of the nonspecific host defenses except:

The binding and coating of the surfaces of invading microbes by either antibodies or C3b is:

What is the fragile,reddish,grainy tissue that is typically observed in cut tissue and consists of capillaries and fibroblasts

Acute phase response proteins:

The inflammatory condition resulting from an infectious agent continuously producing tissue damage is:

Complement activation results all of the following physiological processes except:

Which of the following does NOT occur in the process of phagocytosis

Recombinant interferon:

Specific defenses:

Scope and History of Microbiology

The Microbiome

Fundamentals of Chemistry

Microscopy and Staining

Characteristics of Prokaryotic and Eukaryotic Cells

Essential Concepts of Metabolism

Growth and Culturing of Bacteria

Microbial Genetics

Gene Transfer and Genetic Engineering

An Introduction to Taxonomy: The Bacteria

Viruses

Eukaryotic Microorganisms and Parasites

Sterilization and Disinfection

Antimicrobial Therapy

Host-Microbe Relationships and Disease Processes

Epidemiology and Nosocomial Infections

Basic Principles of Adaptive Immunity and Immunization

Immune Disorders

Diseases of the Skin and Eyes; Wounds and Bites

Urogenital and Sexually Transmitted Diseases

Diseases of the Respiratory System

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Cardiovascular, Lymphatic, and Systemic Diseases

Diseases of the Nervous System

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