Shared Flashcard Set

Details

Basic Science- Arboviruses
Psych week 2
19
Medical
Graduate
08/22/2018

Additional Medical Flashcards

 


 

Cards

Term
What does the virion structure consist of?
Definition
1) Nucleic acid (either RNA or DNA, never both)
2) Capsid protein
3) +/- lipid membrane envelope derived from host cell
Term
Envelope proteins that differentiate influenza strains?
Definition
Hemagglutinin & Neuraminidase (e.g. H1N1)
Term
Which medically relevant type of virus is "complex" in shape?
Definition
Poxviruses
Term
What common virus performs "cell transformation," turning host cells cancerous?
Definition
HPV
Term
What common virus forms immune complexes?
Definition
Hep B
Term
What common virus lies dormant and causes asymptomatic disease until it is triggered?
Definition
Herpes
Term
Arildone MOA?
Definition
Blocks attachment of virus to host cell
Term
Amantidine/rimantidine MOA?
Definition
Prevent uncoating once virus enters cell
Term
Acyclovir/ganciclovir MOA?
Definition
Inhibit DNA/RNA synthesis (Targets viral rather than host nucleic acids by only activating in response to phosphorylation by viral kinases)
Term
What is an arbovirus?
Definition
Arthropod-borne virus, spread by blood-sucking arthropods; all have RNA genome, most have lipid envelope
Term
what type of arbovirus is Chikungunya?
Definition
Togavirus (alpha subtype)
Term
What type of virus cause Dengue, West Nile, and yellow fever?
Definition
Flavivirus
Term
All US pregnant women are screened for what virus?
Definition
Rubella (German measles)
Term
Congenital rubella abnormalities?
Definition
Ocular- glaucoma, cataracts; CV- PDA, atrial/ventricular septal defects; hearing impairment-deafness; CNS- mental retardation
Term
T/F- infection w/ rubella confers immunity
Definition
T
Term
Which illness has 2 subtypes: urban/jungle fever?
Definition
Yellow fever
Term
What type of nucleic acid is the virus the causes Dengue fever?
Definition
single-stranded RNA
Term
What illness is transmitted by the mosquito Aedes aegypti?
Definition
Dengue fever
Term
Subtypes of Dengue
Definition
Nonbleeding and bleeding types
Supporting users have an ad free experience!