Influenza & Myxovirus Master Quiz

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Test your knowledge on flu viruses and relatives.

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Quader Ahmed Jalili

India

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Influenza & Myxovirus Master Quiz


Froggy Jumps Influenza & Myxovirus Master QuizVersión en línea Test your knowledge on flu viruses and relatives. por Quader Ahmed Jalili 1 Which family do influenza viruses primarily belong to? a Orthomyxoviridae b Paramyxoviridae c Arenaviridae 2 Influenza A has how many RNA segments? a Seven b Nine c Eight 3 Hemagglutinin (HA) facilitates what in infection? a Viral release from cells b Antibody production c Viral entry into cells 4 Neuraminidase (NA) primarily helps with: a Release of new virions b Viral replication in nucleus c Attachment to host cells 5 What causes antigenic drift in influenza? a Reassortment between viruses b Point mutations in HA/NA c Gene deletion 6 Antigenic shift occurs only in which influenza type? a Influenza A b Influenza B c Influenza C 7 GISRS stands for: a Global Influenza Study & Research Service b Global Influenza Surveillance and Response System c Global Infectious Surveillance & Response System 8 Which drug is first-line for treatment of influenza A and B? a Amantadine b Ribavirin c Oseltamivir 9 What is the common target cell entry receptor for influenza HA? a CD4 receptor b ACE2 c Sialic acid receptors 10 Avian flu (H5N1) originated from: a Laboratory creation b Direct avian-to-human jump only c Reassortment between avian and human viruses 11 Which conference explains mixing vessels for influenza? a Dogs with no receptors b Birds-only hosts c Pigs with both α2-3 and α2-6 receptors 12 RSV is a major pathogen for which group? a Adults only b Infants c Elderly only 13 Which virus lacks HA and NA antigens in RSV? a Influenza A b RSV itself lacks HA/NA c Mumps virus 14 Which pathogen is a leading cause of bronchiolitis in infants? a Parainfluenza b RSV c Mumps 15 What is the most common cause of parotitis in children? a Rubella b Measles c Mumps 16 Mumps incubation period is approximately: a 7 days b 19 days c 5 days 17 Which vaccine form is intranasal for influenza? a IIV injectable b Subunit vaccine c Quadrivalent LAIV 18 Chemoprophylaxis for influenza is typically: a Routine for everyone yearly b Never recommended c Used after exposure in certain settings 19 Which respiratory virus often causes croup in children? a Influenza A b Parainfluenza virus c RSV 20 A/H1N1 pdm09 emergence occurred in: a 2009 b 2005 c 2015 21 Which protein is responsible for receptor binding to host cells? a M2 b Neuraminidase (NA) c Hemagglutinin (HA) 22 Which subtype designation indicates the presence of two lineages in influenza B? a Not designated as subtypes b H1N1 and H3N2 c H5N1 and H7N9 23 Which diagnostic method detects viral RNA directly? a ELISA for antibodies b Hemagglutination test c RT-PCR 24 Mumps may cause which complication besides parotitis? a Aseptic meningitis b Pneumonia c Hemorrhagic fever 25 Which influenza antiviral shows resistance in many strains? a Neuraminidase inhibitors b M2 inhibitors (amantadine/rimantadine) c Ribavirin 26 Which public health program monitors influenza globally in part? a GISRS b CDC alone c IDSP only 27 Which organism is a major respiratory pathogen in adults with hematologic malignancies? a Parainfluenza only b Human metapneumovirus c RSV only 28 Influenza vaccines are updated annually due to: a Antigenic drift and shift b Stable virus c Manufacturing limits 29 Direct immunofluorescence detects: a Host antibodies b Viral antigens in samples c Viral culture 30 Which is NOT a typical site of infection for influenza? a Gastrointestinal tract primary infection b Lower respiratory tract c Upper airway 31 Which seasonality best describes annual influenza outbreaks? a Summer only b Spring only c Winters in many regions 32 Morbidity of avian flu in humans is generally: a Low mortality, high morbidity b Low both c High mortality with lower morbidity 33 Which virus family includes measles and mumps? a Orthomyxoviridae b Arenaviridae c Paramyxoviridae 34 What is the drug of choice for mild-moderate influenza chemoprophylaxis? a Ribavirin b Oseltamivir c Interferon 35 Which receptor type is abundant in humans for human influenza? a α2-6 sialic acid receptors b CCR5 receptors c α2-3 receptors

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Influenza & Myxovirus Master QuizVersión en línea

por Quader Ahmed Jalili

Which family do influenza viruses primarily belong to?

Influenza A has how many RNA segments?

Hemagglutinin (HA) facilitates what in infection?

Neuraminidase (NA) primarily helps with:

What causes antigenic drift in influenza?

Antigenic shift occurs only in which influenza type?

GISRS stands for:

Which drug is first-line for treatment of influenza A and B?

What is the common target cell entry receptor for influenza HA?

Avian flu (H5N1) originated from:

Which conference explains mixing vessels for influenza?

RSV is a major pathogen for which group?

Which virus lacks HA and NA antigens in RSV?

Which pathogen is a leading cause of bronchiolitis in infants?

What is the most common cause of parotitis in children?

Mumps incubation period is approximately:

Which vaccine form is intranasal for influenza?

Chemoprophylaxis for influenza is typically:

Which respiratory virus often causes croup in children?

A/H1N1 pdm09 emergence occurred in:

Which protein is responsible for receptor binding to host cells?

Which subtype designation indicates the presence of two lineages in influenza B?

Which diagnostic method detects viral RNA directly?

Mumps may cause which complication besides parotitis?

Which influenza antiviral shows resistance in many strains?

Which public health program monitors influenza globally in part?

Which organism is a major respiratory pathogen in adults with hematologic malignancies?

Influenza vaccines are updated annually due to:

Direct immunofluorescence detects:

Which is NOT a typical site of infection for influenza?

Which seasonality best describes annual influenza outbreaks?

Morbidity of avian flu in humans is generally:

Which virus family includes measles and mumps?

What is the drug of choice for mild-moderate influenza chemoprophylaxis?

Which receptor type is abundant in humans for human influenza?