Question 1

Hepatitis B infection:

Accepted Answer

A)  has an incubation of 1 to 3 weeks.
B)  can be transmitted by the fecal-oral route.
C)  increases risk for hepatocellular cancer.
D)  is due to a flavivirus.
E)  All of the choices are correct.F) A) and B)
G) A) and C)

Question 2

Which of the following are ways to control or treat hepatitis B?

Accepted Answer

A)  Recombinant interferon
B)  Heptavax vaccine
C)  Hepatitis B immune globulin (HBIG) 
D)  Recombivax vaccine
E)  All of the choices may be recommended.F) C) and D)
G) All of the above

Question 3

As of 2000, according to the International Committee on the Taxonomy of Viruses, how are viruses classified?

Accepted Answer

A)  Genetic information only
B)  Structure only
C)  Chemical composition and structure
D)  Genetic information, structure, and chemical composition
E)  Genetic information, structure, host, and diseases causedF) A) and B)
G) A) and C)

Question 4

A virus that causes congenital defects and developmental problems is known as _________.

Accepted Answer

The answer of A virus that causes congenital defects and...

Question 5

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)  can only be transmitted by direct skin contact with skin crusts.
E)  All of the choices are correct.F) B) and D)
G) A) and E)

Question 6

All of the following are similarities between HAV, HBV, and HCV, except:

Accepted Answer

A)  They all cause hepatitis.
B)  They are all endemic in the U.S.
C)  They all can have an incubation period of one month.
D)  There are diagnostic tests available to distinguish between them.
E)  They are all RNA viruses.F) C) and E)
G) B) and C)

Question 7

Describe and explain the six general steps in the multiplication cycle of an enveloped RNA virus.

Accepted Answer

1. Attachment: The first step in the mul...

Question 8

Epstein-Barr virus has the following characteristics, except:

Accepted Answer

A)  it infects the respiratory epithelium.
B)  it is transmitted by direct oral contact and saliva.
C)  it multiplies and is latent in the parotid gland.
D)  it has a 30-50 day incubation.
E)  it can be transmitted by contaminated blood transfusions and organ transplants.F) None of the above
G) A) and B)

Question 9

Variola major and variola minor are the two principal forms of smallpox disease.

Accepted Answer

A) True 
 B)False

Question 10

Varicella-zoster virus:

Accepted Answer

A)  uses the respiratory epithelium as its portal of entry.
B)  becomes latent in dorsal root ganglia that serve specific dermatomes.
C)  has humans as its reservoir.
D)  causes chickenpox and shingles.
E)  All of the choices are correct.F) A) and D)
G) C) and D)

Question 11

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

Accepted Answer

A) True 
 B)False

Question 12

Hepatitis B virus:

Accepted Answer

A)  is principally transmitted by blood.
B)  transmission risks include shared needles, anal intercourse, and heterosexual intercourse.
C)  is transmitted to the newborn from chronic carrier mothers.
D)  has many chronic carriers.
E)  All of the choices are correct.F) C) and E)
G) B) and E)

Question 13

The only body fluid that can transmit hepatitis B virus is blood.

Accepted Answer

A) True 
 B)False

Question 14

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 15

Poxviruses are the largest and most complex of all animal viruses.

Accepted Answer

A) True 
 B)False

Question 16

Herpes keratitis is an infection of the eye.

Accepted Answer

A) True 
 B)False

Question 17

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.F) All of the above
G) A) and B)

Question 18

Carriers of hepatitis B virus are not common.

Accepted Answer

A) True 
 B)False

Question 19

All of the following pertain to genital warts, except:

Accepted Answer

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

Question 20

The oral cavity infection called _____ occurs when herpetic vesicles cover the oral mucosa, tongue, cheeks, and lips.

Accepted Answer

The answer of The oral cavity infection called _____ occurs...

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

Varicella-zoster virus:

Correct AnswerverifiedShow Answer

Hepatitis B infection:

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

Correct AnswerverifiedShow Answer

As of 2000, according to the International Committee on the Taxonomy of Viruses, how are viruses classified?

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When bilirubin accumulates in the blood and tissues, it causes:

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Describe and explain the six general steps in the multiplication cycle of an enveloped RNA virus.

Correct AnswerAnswered by ExamLex AI1. Attachment: The first step in the mul...View AnswerShow Answer

All of the following are similarities between HAV, HBV, and HCV, except:

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Herpes keratitis is an infection of the eye.

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Carriers of hepatitis B virus are not common.

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Epstein-Barr virus has the following characteristics, except:

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Smallpox is a disease in which:

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A virus that causes congenital defects and developmental problems is known as _________.

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Poxviruses are the largest and most complex of all animal viruses.

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The oral cavity infection called _____ occurs when herpetic vesicles cover the oral mucosa, tongue, cheeks, and lips.

Correct AnswerverifiedShow Answer

Variola major and variola minor are the two principal forms of smallpox disease.

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The only body fluid that can transmit hepatitis B virus is blood.

Correct AnswerverifiedShow Answer

All of the following pertain to genital warts, except:

Correct AnswerverifiedShow Answer

Hepatitis B virus:

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

Correct AnswerverifiedShow Answer

Which of the following are ways to control or treat hepatitis B?

Correct AnswerverifiedShow Answer

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1. Attachment: The first step in the mul...
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