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WorksheetsThe DNA Viruses
Total questions: 30
Worksheet time: 16mins
If a person who has never been infected with the varicella-zoster virus comes in contact with a person who has shingles, they will come down with
infectious mononucleosis
chickenpox
shingles
herpes keratitis
Herpes whitlow is a deep set herpes simplex virus infection of the
newborn
oral mucosa and tongue
eye
finger
Inflammation of the liver with necrosis of the hepatocytes and swelling due to a mononuclear response is a disease called
hepatitis
jaundice
liver cancer
mononucleosis
Fifth disease
in immunodeficient children, destroy red blood stem cells
involves pathogen capable of crossing the placenta
is caused by Parvovirus B19
is a childhood febrile disease with a bright red rash on the cheeks.
All of these are correct
Poxviruses are the largest and most complex of all animal viruses.
True
False
Which is incorrect about warts?
They are cause by human papillomaviruses (HPV)
They can be transmitted by direct contact or fomites
They are usually cancerous
Freezing and laser surgery can be used for removal
Which virus may play a role in multiple sclerosis?
Cytomegalovirus (CMV)
Smallpox
Epstein Barr virus
Human herpesvirus 6 (HHV-6)
An occasional serious complication of herpes simplex-1 is
myocarditis
kidney failure
encephalitis
paralysis
Herpes keratitis is an infection of the eye.
True
False
Smallpox is a disease in which
fever, malaise, rash, possible toxemia and shock occurs
recurrent episodes are called shingles
virus becomes latent in ganglia of sensory neurons
transmission only occurs by direct skin contact with skin crusts
Which of the following are found in pox viruses? Check all that apply.
Envelope
RNA
DNA
Capsid
Surface tubules
Which of the following are ways to control or treat hepatitis B?
Hepatitis B immune globulin (HBIG)
Recombivax vaccine
Recombinant interferon
All are correct
Symptoms of infectious mononucleosis include
fever, pocks on skin
fever, severe diarrhea, pneumonitis, hepatitis, and retinitis
sore throat, fever, cervical lymphadenopathy, and splenomegaly
none of these are correct
Varicella and herpes zoster are caused by the same virus?
True
False
All of the following pertain to genital warts, except
certain strains strongly predispose a person to cancer of the cervix or penis
they are sexually transmitted
they include large cauliflower-like masses called condylomata acuminata
they are not common in the United States
Viruses with single-stranded DNA are the
Adenoviruses
Parvoviruses
Poxviruses
Herpesviruses
Which structure is found only in poxviruses?
Capsid
Envelope
Nucleosome
DNA genome
All warts caused by human papillomaviruses are linked to cancers.
True
False
Epstein-Barr virus has the following characteristics, except
it infects the respiratory epithelium
it is transmitted by direct oral contact and saliva
it has a 30 -50 day incubation
it can be transmitted by contaminated blood transfusions and organ transplants
Cytomegalovirus mononucleosis typically has fever and lymphocytosis, but in severely immunocompromised patients symptoms include
severe diarrhea, pneumonitis, hepatitis, and retinitis
vesicular lesions in oral mucosa
sore throat, fever, tinnitus
pocks on skin
Hepatitis B infections
increases risk for hepatocellular cancer
can be transmitted by the fecal-oral route
has an incubation of 1 - 3 weeks
is due to flavivirus
Gingivostomatitis is an oral cavity infection that occurs when herpetic vesicles cover the (check all that apply)
oral mucosa
teeth
tongue
cheeks
gums
The only body fluid that can transmit hepatitis B virus is blood.
True
False
The hepadnaviruses
include the adenoviruses
show tropism for the liver
are nonenveloped, double-stranded DNA viruses
are transmitted by respiratory secretions
When bilirubin accumulates in the blood and tissues, it causes
shock
swelling of the legs
gangrene
jaundice
Carriers of hepatitis B virus are not common.
True
False
All of the following pertain to monkeypox, except
symptoms include skin pocks, fever, swollen lymph nodes
the virus has shown a trend in becoming less virulent, with fewer outbreaks in humans
a recent U.S. outbreak involved pet prairie dogs infected by an African rat
transmission is typically by contact with monkeys, squirrels, and rats
As of 2000, according to the International Committee on the Taxonomy of Viruses, how are viruses classified?
Structure only
Genetic information, structure, host, and diseases causes
Genetic information only
Genetic information, structure, and chemical composition
Herpes simplex-2 (HSV-2) causes
symptoms that include urethritis, cervicitis, and itching
genital lesions
infection in neonates that have contact with lesions in the birth canal
all of these are correct
Which is incorrect about viral diseases?
Some DNA viruses can become permanent residents of host cells
Some viruses are teratogenic
Diagnosis of some diseases involves antigen detection with monoclonal antibodies
Most DNA viruses multiply in and are released from the cytoplasm
