Practice Questions Flashcards

1
Q

Virus transmitted through sexual intercourse or blood products, infects CD4+ T cells, results in high proviral loads, and causes tropical spastic paraparesis.

A

Human T Cell Leukemia Virus Type I

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2
Q

Which virus can form multinucleated giant cells?

A

Metapneumovirus (Paramyxoviridae)

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3
Q

Which virus accounts for the most arboviral encephalitis cases in the U.S.?

A

West Nile Virus

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4
Q

Norwalk Virus

A

Diarrhea for 2 days then done

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5
Q

Rotavirus

A

Presents in infant, longer than 2 days

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6
Q

Astrovirus

A

Not likely to present in infant

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7
Q

Nursing home resident refuses flu vaccine and gets pneumonia. Which virus is it caused by?

A

Staphylococcus aureus

2nd Choice: Klebsiella

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8
Q

(+) IgM indicates

A

acute infection

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9
Q

(+) IgG indicates

A

previous infection or vaccination

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10
Q

What must be present for chronic infection?

A

Surface Antigen

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11
Q

HBV Window

A

After disappearance of surface antigen and before anti-surface antigen antibody.

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