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Astrovirus: Quiz
  
  

Question 1: Electron microscopy, enzyme-immunoassay (________), immunofluorescence, and polymerase chain reaction have all been used.
ELISAImmunoprecipitationCoombs testImmunohistochemistry

Question 2: The main symptoms are ________, followed by nausea, vomiting, fever, malaise and abdominal pain.
DiarrheaTraveler's diarrheaGastroenteritisMalabsorption

Question 3: But the seasonal distribution in tropical climates can be explained by the impact of the rain particularly on breakdown of ________ in developing countries.
Sanitary sewerHealth care systemHuman nutritionSanitation

Question 4: Astroviruses have a genome composed of a single strand of positive sense ________.
RNADNANon-coding RNASmall interfering RNA

Question 5: Within each genus, there are ________ of astroviruses, each of which is named after the host in which they replicate.
EvolutionBiological classificationSpeciesLife

Question 6: There is no ________ or anti-viral treatment against the Astrovirus infection but personal hygiene can reduce the incidence of the illness.
Antihypertensive drugAntiviral drugAntibioticVaccine

Question 7: Members of a relatively new virus family, the astroviridae, astroviruses are now recognised as a cause of ________ in children and adults.
GastroenteritisInfectious diarrheaHepatitisPeritonitis

Question 8: The single strand of RNA has a ________ tail at the 3' end, but no 5' cap.
DNAGenePolyadenylationMessenger RNA

Question 9: Astrovirus infection is not usually a severe situation and only in some rare cases leads to ________.
DehydrationDiabetic ketoacidosisHyponatremiaHypernatremia

Question 10: Astrovirus is a type of virus that was first discovered in 1975 using electron microscopes following an outbreak of ________ in humans.
Traveler's diarrheaVomitingGastroenteritisDiarrhea
















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