Virology Questions and Answers | Virology Multiple Choice Questions and Answers

(1) A submittalform is required by CLIA and must contain patient demographic information including:
[A] name and contact information for the authorized submitter
[B] patient name or unique identifier
[C] all of the above
[D] and b only
Answer: all of the above
(2) Retroviruses (eg HIV) are:
[A] nonenveloped, ss, diploid RNA
[B] Enveloped, ds, diploid RNA
[C] Enveloped, ss, diploid RNA
[D] Nonenveloped, diploid DNA
Answer: Enveloped, ss, diploid RNA

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(3) While NOT required by CLIA to be present on the submittla form, _is very important for the interpretation of lab results:
[A] type of specimen
[B] collection date
[C] test requested
[D] date of onset
Answer: date of onset
(4) Norovirus is a member of which family?
[A] Arenaviridae
[B] Caliciviridae
[C] Filoviridae
[D] Picronaviridae
Answer: Caliciviridae
(5) The following statements regarding cell culutre maintenance media are true EXCEPT:
[A] has less buffering capacity
[B] may contain up to 2% FBS
[C] is less rich than outgrowth media
[D] slows cell metabolism
Answer: has less buffering capacity
(6) Hemadsorption is usually performed on:
[A] HFDL cells
[B] Monkey kidney cells
[C] A549 cells
[D] a and b only
Answer: a and b only
(7) The test of choice when a patient is suspected of having a rhinovirus infection is:
[A] Rhinovirus IgM serology on acute blood samples
[B] Rhinovirus EIA igG serology on paired (acute and convalescent) blood samples
[C] DFA on a NP swab
[D] PCR or virus isolation on a NP swab
Answer: PCR or virus isolation on a NP swab
(8) What is the most common cuase of acute adult viral gastroenteritis?
[A] Rotavirus
[B] Norovirus
[C] Sapovirus
[D] Astrovirus
Answer: Norovirus
(9) It is OK to throw a pipette into the wastbasket if:
[A] it was never used and still in the paper wrapper
[B] just used to pipette water
[C] It is broken
[D] All of the above
E None of the above
Answer: None of the above
(10) The VRDL uses what test to screen for HIV Antibodies?
[A] IFA
[B] Western blot
[C] EIA
[D] a and b only
Answer: EIA

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