Question 1

The body region where a ciliary escalator helps to sweep microbes trapped in mucus away from that body site is the

Accepted Answer

A) skin. 
B) respiratory tract. 
C) digestive tract. 
D) urinary tract. 
E) eyes. 
A) skin. 
B) respiratory tract. 
C) digestive tract. 
D) urinary tract. 
E) eyes.

Question 2

Inflammatory responses are orchestrated by the immune system and are part of the body's third line of defense.

Accepted Answer

A) True 
 B)False

Question 3

Histamine, serotonin, and bradykinin are all

Accepted Answer

A) vasoactive mediators. 
B) mediators of B cell activity. 
C) mediators of T cell activity. 
D) mediators that increase chemotaxis. 
E) fever inducers. 
A) vasoactive mediators. 
B) mediators of B cell activity. 
C) mediators of T cell activity. 
D) mediators that increase chemotaxis. 
E) fever inducers.

Question 4

Due to the way the lymph drains from lymph nodes, cell and products of immunity continually

Accepted Answer

A) enter the regular circulatory system. 
B) enter the liver. 
C) enter the gastrointestinal tract. 
D) enter the gall bladder. 
E) enter the thymus gland. 
A) enter the regular circulatory system. 
B) enter the liver. 
C) enter the gastrointestinal tract. 
D) enter the gall bladder. 
E) enter the thymus gland.

Question 5

Which is incorrect regarding fever?

Accepted Answer

A) It is present in all vertebrates. 
B) It increases the rate of antibody synthesis. 
C) It is a symptom of a few diseases. 
D) When rising, a person feels cold. 
E) It inhibits the multiplication of temperature-sensitive microorganisms. 
A) It is present in all vertebrates. 
B) It increases the rate of antibody synthesis. 
C) It is a symptom of a few diseases. 
D) When rising, a person feels cold. 
E) It inhibits the multiplication of temperature-sensitive microorganisms.

Question 6

The most numerous WBCs, that have multilobed nuclei and are very phagocytic are

Accepted Answer

A) Basophils. 
B) Eosinophils. 
C) Neutrophils. 
D) Monocytes. 
E) Lymphocytes. 
A) Basophils. 
B) Eosinophils. 
C) Neutrophils. 
D) Monocytes. 
E) Lymphocytes.

Question 7

Which structures are found along lymphatic vessels but are heavily clustered in the armpit, groin, and neck?

Accepted Answer

A) Lymph nodes 
B) Thymus 
C) Spleen 
D) GALT 
E) Tonsils 
A) Lymph nodes 
B) Thymus 
C) Spleen 
D) GALT 
E) Tonsils

Question 8

All of the following pertain to platelets, except

Accepted Answer

A) they contain hemoglobin to transport oxygen and carbon dioxide. 
B) they are also called thrombocytes. 
C) they originate from giant multinucleate cells called megakaryocytes. 
D) they function in blood clotting and inflammation. 
E) they are not whole cells but are pieces of cells. 
A) they contain hemoglobin to transport oxygen and carbon dioxide. 
B) they are also called thrombocytes. 
C) they originate from giant multinucleate cells called megakaryocytes. 
D) they function in blood clotting and inflammation. 
E) they are not whole cells but are pieces of cells.

Question 9

During phagocytosis, intracellular digestion begins as soon as the phagosome is formed.

Accepted Answer

A) True 
 B)False

Question 10

Nonspecific chemical defenses include

Accepted Answer

A) lysozyme. 
B) lactic acid and electrolytes of sweat. 
C) skin's acidic pH and fatty acids. 
D) stomach hydrochloric acid. 
E) All of the choices are correct. 
A) lysozyme. 
B) lactic acid and electrolytes of sweat. 
C) skin's acidic pH and fatty acids. 
D) stomach hydrochloric acid. 
E) All of the choices are correct.

Question 11

Children with DiGeorge Syndrome are born without a thymus.Discuss, in detail, the repercussions to body defense mechanisms caused by this disease.

Accepted Answer

DiGeorge Syndrome is a genetic disorder

Question 12

These white blood cells are particularly attracted to sites of parasitic infections.They are known as

Accepted Answer

A) Monocytes. 
B) Eosinphils. 
C) Basophils. 
D) Neutrophils. 
E) Lymphocytes. 
A) Monocytes. 
B) Eosinphils. 
C) Basophils. 
D) Neutrophils. 
E) Lymphocytes.

Question 13

The reticuloendothelial system

Accepted Answer

A) is a support network of connective tissue fibers. 
B) originates in the cellular basal lamina. 
C) provides a passageway within and between tissues and organs. 
D) is heavily populated with macrophages. 
E) All of the choices are correct. 
A) is a support network of connective tissue fibers. 
B) originates in the cellular basal lamina. 
C) provides a passageway within and between tissues and organs. 
D) is heavily populated with macrophages. 
E) All of the choices are correct.

Question 14

Describe the cell morphology, colors, and percentage of the total white blood cell count for each type of white blood cell that would be distinguished by a hematologist analyzing a stained blood smear.

Accepted Answer

The cell morphology, colors, and percent

Question 15

The circulating substances that affect the hypothalamus and initiate fever are

Accepted Answer

A) complement. 
B) interferons. 
C) leukotrienes. 
D) pyrogens. 
E) lysozymes. 
A) complement. 
B) interferons. 
C) leukotrienes. 
D) pyrogens. 
E) lysozymes.

Question 16

Which of the following nonspecific mediators inhibits virus replication and cellular division while increasing some lymphocyte action?

Accepted Answer

A) TNF 
B) IL-1 
C) IL-6 
D) IFN 
E) Chemokines 
A) TNF 
B) IL-1 
C) IL-6 
D) IFN 
E) Chemokines

Question 17

Plasma

Accepted Answer

A) is the liquid portion of blood in which blood cells are suspended. 
B) is mostly water. 
C) contains albumin and globulins. 
D) contains fibrinogen. 
E) All of the choices are correct. 
A) is the liquid portion of blood in which blood cells are suspended. 
B) is mostly water. 
C) contains albumin and globulins. 
D) contains fibrinogen. 
E) All of the choices are correct.

Question 18

The clearance of pus, cellular debris, dead neutrophils, and damaged tissue after inflammation is performed by

Accepted Answer

A) Basophils. 
B) Eosinophils. 
C) Neutrophils. 
D) Macrophages. 
E) Lymphocytes. 
A) Basophils. 
B) Eosinophils. 
C) Neutrophils. 
D) Macrophages. 
E) Lymphocytes.

Question 19

Which of the following lymphoid organs has the immunological function of filtering pathogens from the blood?

Accepted Answer

A) Lymph nodes 
B) Thymus 
C) Spleen 
D) GALT 
E) Tonsils 
A) Lymph nodes 
B) Thymus 
C) Spleen 
D) GALT 
E) Tonsils

Question 20

When monocytes migrate from the blood out to the tissues, they are transformed by inflammatory mediators to develop into _____.

Accepted Answer

The answer of When monocytes migrate from the blood out...

Exam 14: An Introduction to Host Defenses and Innate Immunities

The body region where a ciliary escalator helps to sweep microbes trapped in mucus away from that body site is the

Inflammatory responses are orchestrated by the immune system and are part of the body's third line of defense.

Histamine, serotonin, and bradykinin are all

Due to the way the lymph drains from lymph nodes, cell and products of immunity continually

Which is incorrect regarding fever?

The most numerous WBCs, that have multilobed nuclei and are very phagocytic are

Which structures are found along lymphatic vessels but are heavily clustered in the armpit, groin, and neck?

All of the following pertain to platelets, except

During phagocytosis, intracellular digestion begins as soon as the phagosome is formed.

Nonspecific chemical defenses include

Children with DiGeorge Syndrome are born without a thymus.Discuss, in detail, the repercussions to body defense mechanisms caused by this disease.

These white blood cells are particularly attracted to sites of parasitic infections.They are known as

The reticuloendothelial system

Describe the cell morphology, colors, and percentage of the total white blood cell count for each type of white blood cell that would be distinguished by a hematologist analyzing a stained blood smear.

The circulating substances that affect the hypothalamus and initiate fever are

Which of the following nonspecific mediators inhibits virus replication and cellular division while increasing some lymphocyte action?

Plasma

The clearance of pus, cellular debris, dead neutrophils, and damaged tissue after inflammation is performed by

Which of the following lymphoid organs has the immunological function of filtering pathogens from the blood?

When monocytes migrate from the blood out to the tissues, they are transformed by inflammatory mediators to develop into _____.

The Main Themes of Microbiology

The Chemistry of Biology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Prokaryotic Cells and Microorganisms

A Survey of Eukaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

An Introduction to Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host-The Elements of Chemotherapy

Microbe-Human Interactions: Infection, Disease, and Epidemiology

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Positive Bacilli of Medical Importance

The Gram-Negative Bacilli of Medical Importance

Miscellaneous Bacterial Agents of Disease

The Fungi of Medical Importance

The Parasites of Medical Importance

Introduction to Viruses That Infect Humans: the Dna Viruses

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

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