Question 1

Compare and contrast the oncogenic viruses human herpesvirus 4 (Epstein-Barr virus)and hepatitis B virus (HBV).

Accepted Answer

HHV-4 infects B-lymphocytes and is prima

Question 2

Reactivation of ________ in immunosuppressed persons may produce Kaposi's sarcoma,a cancer of the blood vessels.

Accepted Answer

A)  EBV 
B)  HHV-6 
C)  cytomegalovirus 
D)  HHV-8 
E)  BK virus 
A)  EBV 
B)  HHV-6 
C)  cytomegalovirus 
D)  HHV-8 
E)  BK virus

Question 3

What conditions may trigger reactivation of latent herpesvirus infections?

Accepted Answer

A)  co-infection with hepatitis D virus 
B)  major hormonal changes 
C)  immune suppression 
D)  co-infection with hepatitis D virus along with hormonal changes 
E)  immune suppression or hormonal changes can both trigger reactivation 
A)  co-infection with hepatitis D virus 
B)  major hormonal changes 
C)  immune suppression 
D)  co-infection with hepatitis D virus along with hormonal changes 
E)  immune suppression or hormonal changes can both trigger reactivation

Question 4

Hepatitis B virus replicates in liver cells and is released by (extrusion/exocytosis/lysis),which contributes to the infection becoming chronic.

Accepted Answer

The answer of Hepatitis B virus replicates in liver cells...

Question 5

The ________ primarily infects lymphocytes.

Accepted Answer

A)  BK virus 
B)  Adenovirus 
C)  B19 virus 
D)  HHV-6 
E)  HHV-8 
A)  BK virus 
B)  Adenovirus 
C)  B19 virus 
D)  HHV-6 
E)  HHV-8

Question 6

What makes neonatal herpes a very serious condition?

Accepted Answer

A)  The potential for life-long infection. 
B)  Central nervous system infection of the neonate. 
C)  HHV infection of the bone marrow. 
D)  Development of lymphoma. 
E)  The potential for oncogenesis. 
A)  The potential for life-long infection. 
B)  Central nervous system infection of the neonate. 
C)  HHV infection of the bone marrow. 
D)  Development of lymphoma. 
E)  The potential for oncogenesis.

Question 7

Characteristic features of the herpesvirus used for diagnosis include the

Accepted Answer

A)  presence of recurring lesions in the lip or genital regions. 
B)  presence of syncytia in infected tissue. 
C)  presence of recurring lesions in the lip or genital regions and syncytia in infected tissue. 
D)  ability of the virus to be transmitted to neonates. 
E)  presence of viruses intracellularly years after recovery from the infection. 
A)  presence of recurring lesions in the lip or genital regions. 
B)  presence of syncytia in infected tissue. 
C)  presence of recurring lesions in the lip or genital regions and syncytia in infected tissue. 
D)  ability of the virus to be transmitted to neonates. 
E)  presence of viruses intracellularly years after recovery from the infection.

Question 8

Which of the following statements regarding the association of hepatitis B with liver cancer is FALSE?

Accepted Answer

A)  Geographic areas with a high incidence of liver cancer also have a high prevalence of hepatitis B. 
B)  The HBV genome has been found integrated into hepatic cancer cells. 
C)  Hepatic cancer cells typically express HBV antigen. 
D)  Chronic carriers of the virus are 200 times more likely to develop hepatic cancer. 
E)  Vaccination does not provide protection against the development of hepatic cancer. 
A)  Geographic areas with a high incidence of liver cancer also have a high prevalence of hepatitis B. 
B)  The HBV genome has been found integrated into hepatic cancer cells. 
C)  Hepatic cancer cells typically express HBV antigen. 
D)  Chronic carriers of the virus are 200 times more likely to develop hepatic cancer. 
E)  Vaccination does not provide protection against the development of hepatic cancer.

Question 9

The condition in which athletes develop herpes lesions on their skin as a result of coming in contact with herpes lesions during wrestling is known as herpes (gladiatorum/whitlow/zoster).

Accepted Answer

The answer of The condition in which athletes develop herpes...

Question 10

Papillomaviruses are transmitted by (aerosols/direct contact/secretions).

Accepted Answer

The answer of Papillomaviruses are transmitted by (aerosols/direct contact/secretions)....

Question 11

Individuals who have been infected by varicella-zoster virus may develop (Kaposi's sarcoma/shingles/whitlows)later in life if they experience severe stress or immune suppression.

Accepted Answer

The answer of Individuals who have been infected by varicella-zoster...

Question 12

Which of the following viruses is responsible for erythema infectiosum?

Accepted Answer

A)  adenoviruses 
B)  human herpesvirus 1 
C)  varicella 
D)  human herpesvirus 4 
E)  B19 virus 
A)  adenoviruses 
B)  human herpesvirus 1 
C)  varicella 
D)  human herpesvirus 4 
E)  B19 virus

Question 13

The first documented human disease to be eradicated was smallpox.

Accepted Answer

A) True 
 B)False

Question 14

The common name for the disease caused by human parvovirus B19 is

Accepted Answer

A)  kissing disease. 
B)  fourth disease. 
C)  fifth disease. 
D)  shingles. 
E)  Reyes' syndrome. 
A)  kissing disease. 
B)  fourth disease. 
C)  fifth disease. 
D)  shingles. 
E)  Reyes' syndrome.

Question 15

A childhood illness caused by a herpesvirus and characterized by a "rosy" rash all over the body is known as

Accepted Answer

A)  chickenpox. 
B)  kissing disease. 
C)  CMV. 
D)  monkeypox. 
E)  roseola. 
A)  chickenpox. 
B)  kissing disease. 
C)  CMV. 
D)  monkeypox. 
E)  roseola.

Exam 24: Pathogenic DNA Viruses

Compare and contrast the oncogenic viruses human herpesvirus 4 (Epstein-Barr virus)and hepatitis B virus (HBV).

Reactivation of ________ in immunosuppressed persons may produce Kaposi's sarcoma,a cancer of the blood vessels.

What conditions may trigger reactivation of latent herpesvirus infections?

Hepatitis B virus replicates in liver cells and is released by (extrusion/exocytosis/lysis),which contributes to the infection becoming chronic.

The ________ primarily infects lymphocytes.

What makes neonatal herpes a very serious condition?

Characteristic features of the herpesvirus used for diagnosis include the

Which of the following statements regarding the association of hepatitis B with liver cancer is FALSE?

The condition in which athletes develop herpes lesions on their skin as a result of coming in contact with herpes lesions during wrestling is known as herpes (gladiatorum/whitlow/zoster).

Papillomaviruses are transmitted by (aerosols/direct contact/secretions).

Individuals who have been infected by varicella-zoster virus may develop (Kaposi's sarcoma/shingles/whitlows)later in life if they experience severe stress or immune suppression.

Which of the following viruses is responsible for erythema infectiosum?

The first documented human disease to be eradicated was smallpox.

The common name for the disease caused by human parvovirus B19 is

A childhood illness caused by a herpesvirus and characterized by a "rosy" rash all over the body is known as

A Brief History of Microbiology

The Chemistry of Microbiology

Cell Structure and Function

Microscopy, Staining, and Classification

Microbial Metabolism

Microbial Nutrition and Growth

Microbial Genetics

Recombinant DNA Technology

Controlling Microbial Growth in the Environment

Controlling Microbial Growth in the Body: Antimicrobial Drugs

Characterizing and Classifying Prokaryotes

Characterizing and Classifying Eukaryotes

Characterizing and Classifying Viruses, Viroids, and Prions

Infection, Infectious Diseases, and Epidemiology

Innate Immunity

Adaptive Immunity

Immunization and Immune Testing

Immune Disorders

Pathogenic Gram Positive Bacteria

Pathogenic Gram-Negative Cocci and Bacilli

Rickettsias, Chlamydias, Spirochetes, and Vibrios

Pathogenic Fungi

Parasitic Protozoa, Helminths, and Arthropod Vectors

Pathogenic RNA Viruses

Applied and Environmental Microbiology

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