Question 1

When bilirubin accumulates in the blood and tissues, it causes

Accepted Answer

A) shock. 
B) hypotension. 
C) swelling of the legs. 
D) jaundice. 
E) gangrene. 
A) shock. 
B) hypotension. 
C) swelling of the legs. 
D) jaundice. 
E) gangrene. D

Question 2

All of the following pertain to genital warts, except

Accepted Answer

A) the are not common in the United States. 
B) they are sexually transmitted. 
C) they often occur on the penis, vagina, and cervix. 
D) they include large cauliflower-like masses called condylomata acuminata. 
E) certain strains strongly predispose a person to cancer of the cervix or penis. 
A) the are not common in the United States. 
B) they are sexually transmitted. 
C) they often occur on the penis, vagina, and cervix. 
D) they include large cauliflower-like masses called condylomata acuminata. 
E) certain strains strongly predispose a person to cancer of the cervix or penis. A

Question 3

Human polyomaviruses are well-known for their oncogenic potential, most often associated with chronic lymphocytic leukemia in humans.

Accepted Answer

A) True 
 B)False  False

Question 4

An occasional serious complication of herpes simplex-1 is

Accepted Answer

A) shingles. 
B) paralysis. 
C) encephalitis. 
D) myocarditis. 
E) kidney failure. 
A) shingles. 
B) paralysis. 
C) encephalitis. 
D) myocarditis. 
E) kidney failure.

Question 5

Zoster immune globulin (ZIG) and varicella-zoster immune globulin (VZIG) are attenuated vaccines for childhood vaccination.

Accepted Answer

A) True 
 B)False

Question 6

Herpes keratitis is an infection of the eye.

Accepted Answer

A) True 
 B)False

Question 7

The antivirals used for herpes simplex infections have the ability to completely destroy the virus and permanently cure the latent infection.

Accepted Answer

A) True 
 B)False

Question 8

Which is incorrect about viral diseases?

Accepted Answer

A) Some DNA viruses can become permanent residents of host cells. 
B) Viral diseases can be zoonoses. 
C) Most DNA viruses multiply in and are released from the cytoplasm. 
D) Some viruses are teratogenic. 
E) Diagnosis of some diseases involves antigen detection with monoclonal antibodies. 
A) Some DNA viruses can become permanent residents of host cells. 
B) Viral diseases can be zoonoses. 
C) Most DNA viruses multiply in and are released from the cytoplasm. 
D) Some viruses are teratogenic. 
E) Diagnosis of some diseases involves antigen detection with monoclonal antibodies.

Question 9

Molly, a 3-year-old active preschool girl, spent the morning playing with the other children at the day-care center.Shortly after lunch, she began to appear very flushed with bright red cheeks, and a check of her temperature revealed a low-grade fever of 99.5.She seemed to feel normal and showed no other signs of illness.Which of the following would be the most likely cause of her fever and bright red cheeks?

Accepted Answer

A) herpes simplex virus 
B) human Parvovirus B19 
C) varicella-zoster virus 
D) roseola virus (Human herpesvirus 6) 
E) cytomegalovirus 
A) herpes simplex virus 
B) human Parvovirus B19 
C) varicella-zoster virus 
D) roseola virus (Human herpesvirus 6) 
E) cytomegalovirus

Question 10

There are vaccines that cause the development of immunity to the Hepatitis B virus.

Accepted Answer

A) True 
 B)False

Question 11

Which structure is found only in poxviruses?

Accepted Answer

A) nucleosome 
B) DNA genome 
C) envelope 
D) capsid 
A) nucleosome 
B) DNA genome 
C) envelope 
D) capsid

Question 12

Smallpox is a disease in which

Accepted Answer

A) fever, malaise, rash, possible toxemia and shock occurs. 
B) virus becomes latent in ganglia of sensory neurons. 
C) recurrent episodes are called shingles. 
D) transmission occurs only by direct skin contact with skin crusts. 
E) All of these choices are correct. 
A) fever, malaise, rash, possible toxemia and shock occurs. 
B) virus becomes latent in ganglia of sensory neurons. 
C) recurrent episodes are called shingles. 
D) transmission occurs only by direct skin contact with skin crusts. 
E) All of these choices are correct.

Question 13

All warts caused by human papillomaviruses are linked to cancers.

Accepted Answer

A) True 
 B)False

Question 14

Cytomegalovirus mononucleosis typically has fever and lymphocytosis, but in severely immunocompromised patients symptoms include

Accepted Answer

A) vesicular lesions in oral mucosa. 
B) pocks on skin. 
C) sore throat, fever, and tinnitus. 
D) severe diarrhea, pneumonitis, hepatitis, and retinitis. 
A) vesicular lesions in oral mucosa. 
B) pocks on skin. 
C) sore throat, fever, and tinnitus. 
D) severe diarrhea, pneumonitis, hepatitis, and retinitis.

Question 15

Describe viral latency and oncogenicity, and discuss two examples of latent DNA viruses and two examples of oncogenic DNA viruses.

Accepted Answer

Viral latency refers to the ability of a

Question 16

Human herpesvirus 6 (HHV-6) has the following characteristics, except

Accepted Answer

A) it replicates in T-lymphocytes, macrophages, and salivary gland tissue. 
B) it causes roseola in infants. 
C) it appears as a mononucleosis-like illness in adults. 
D) it causes Kaposi's sarcoma. 
E) it is transmitted by saliva. 
A) it replicates in T-lymphocytes, macrophages, and salivary gland tissue. 
B) it causes roseola in infants. 
C) it appears as a mononucleosis-like illness in adults. 
D) it causes Kaposi's sarcoma. 
E) it is transmitted by saliva.

Question 17

Which is incorrect about parvoviruses?

Accepted Answer

A) They cause several diseases in dogs, cats, and other mammals. 
B) They are single-stranded DNA viruses. 
C) They cannot be transmissible to the fetus. 
D) They cause a disease known as fifth disease. 
E) Parvovirus B19 causes erythema infectiosum. 
A) They cause several diseases in dogs, cats, and other mammals. 
B) They are single-stranded DNA viruses. 
C) They cannot be transmissible to the fetus. 
D) They cause a disease known as fifth disease. 
E) Parvovirus B19 causes erythema infectiosum.

Question 18

The patients at greatest risk for severe cytomegalovirus infection include all the following, except

Accepted Answer

A) individuals with hypertension. 
B) organ transplant patients. 
C) infants infected in utero. 
D) AIDS patients. 
E) bone marrow transplant patients. 
A) individuals with hypertension. 
B) organ transplant patients. 
C) infants infected in utero. 
D) AIDS patients. 
E) bone marrow transplant patients.

Question 19

Pox viruses consist of a linear double-stranded DNA genome enclosed in a protein capsid, surrounded by an envelope.

Accepted Answer

A) True 
 B)False

Question 20

Fifth'disease

Accepted Answer

A) is caused by Parvovirus B19. 
B) is a childhood febrile disease with a bright red rash on the cheeks. 
C) involves pathogen capable of crossing the placenta. 
D) in immunodeficient children, destroys red blood cell stem cells. 
E) All of these choices are correct. 
A) is caused by Parvovirus B19. 
B) is a childhood febrile disease with a bright red rash on the cheeks. 
C) involves pathogen capable of crossing the placenta. 
D) in immunodeficient children, destroys red blood cell stem cells. 
E) All of these choices are correct.

Exam 24: Introduction to Viruses That Infect Humans: the Dna Viruses

When bilirubin accumulates in the blood and tissues, it causes

All of the following pertain to genital warts, except

Human polyomaviruses are well-known for their oncogenic potential, most often associated with chronic lymphocytic leukemia in humans.

An occasional serious complication of herpes simplex-1 is

Zoster immune globulin (ZIG) and varicella-zoster immune globulin (VZIG) are attenuated vaccines for childhood vaccination.

Herpes keratitis is an infection of the eye.

The antivirals used for herpes simplex infections have the ability to completely destroy the virus and permanently cure the latent infection.

Which is incorrect about viral diseases?

There are vaccines that cause the development of immunity to the Hepatitis B virus.

Which structure is found only in poxviruses?

Smallpox is a disease in which

All warts caused by human papillomaviruses are linked to cancers.

Cytomegalovirus mononucleosis typically has fever and lymphocytosis, but in severely immunocompromised patients symptoms include

Describe viral latency and oncogenicity, and discuss two examples of latent DNA viruses and two examples of oncogenic DNA viruses.

Human herpesvirus 6 (HHV-6) has the following characteristics, except

Which is incorrect about parvoviruses?

The patients at greatest risk for severe cytomegalovirus infection include all the following, except

Pox viruses consist of a linear double-stranded DNA genome enclosed in a protein capsid, surrounded by an envelope.

Fifth'disease

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

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 and Disease

An Introduction to Host Defenses and Innate Immunities

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

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

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