RNA Viruses Flashcards
What are the characteristics of poliovirus
contains RNA
naked virus
humans are the only host
what are the vaccines for poliomyelitis?
salk vaccine (injected)
sabin vaccine (oral vaccine)
this vaccine for poliomyelitis is a killed vaccine?
salk vaccine
this vaccine for poliomyelitis is a lived attenuated vaccine
sabin vaccine
this syndrome affects polio survivors 10-40 years after recovery and may cause muscular atrophy
post-polio syndrome
what are the characteristics of rhinovirus
contains RNA
naked virus
this virus causes the common cold
rhinovirus
“rhin” greek word for nose
what are the characteristics of enteroviruses?
contains RNA
non enveloped
this virus is the second most common infectious agent in humans
enteroviruses
this enterovirus generally tends to infect the skin and mucous membrane
coxsackievirus A
this enterovirus tend to infect the heart and pleura
coxsackievirus B
this group A coxsackieviruses is associated with ulcerative lesion of the posterior oropharyngeal structure
herpangina
this group A coxsackieviruses is associated with conjunctival congestion, vascular dilation, and the onset of edema
acute hemorrhagic conjunctivitis
this group A coxsackieviruses is associated with causes vesicular lesions in mouth, hand, feet, buttocks, or genitalia
hand foot and mouth disease
is there a treatment or vaccine for coxsackieviruses
no
Type A flu is associated with what?
pandemics
Type B flu is associated with what?
local epidemics
Type C flu is associated with what?
rarely causes disease in man
antigenic drifts (minor change) occurs in which influenza virus
A and B
antigenic shift occurs (major change) in which the influenza virus
A
this syndrome is a complication of the flu and causes self-limited paralysis, which destroys the protective covering of the myelin sheath
guillain barre syndrome
this syndrome is a complication of the flu and causes are associated with aspirin consumption in children and causes vomiting, lethargy, and delirium
reye’s syndrome
this virus is a giant cell forming virus that is the leading cause for bronchiolitis and pneumonia in infants and children
respiratory syncytial virus (RSV)
This virus causes fever, headache, sore throat, loss of energy
infects salivary glands
mumps