Flashcards in Mosquitoes and Zoonoses Deck (23):
How are most disease acquired by mosquitoes
How are disease transmitted by mosquito?
What viruses make up the Equine Encephalitis viruses
Western Equine Encephalitis
Eastern Equine Encephalitis
Venezuelan equine encephalitis
What do equine encephalitis viruses cause in horses and humans?
Encephalitis and fever
What are natural reservoirs for Western and Eastern Equine Encephalitis Viruses?
What is the enzootic reservoir for Venezuelan Equine Encephalitis?
What is the epizootic reservoir for Venezuelan Equine Encephalitis?
dead end hosts that cannot infect mosquitoes
What is the enzootic reservoir cycle for the Encephalitis viruses?
Wild birds and mosquitoes
What is the epizootic cycle for Eastern encephalitis virus?
Between birds and incidental hosts (horses, humans, swine, ratites)
Which virus is the most virulent of the Equine Encephalitis viruses?
What are the clinical signs of Equine Encephalitis viruses in equines?
Fever, Anorexia, lethargy
Excitability, drowsiness, paresis, seizures, coma
What are the clinical signs for EEEV in Swine and Ratites?
What are the clinical signs of all EEVs in humans?
What is the enzootic cycle for VEEV?
Rodents and mosquitoes
What is the clinical sign for VEEV in equines?
What are the cliinical signs of VEEV in humans?
How do you prevent VEED?
Similar control methods to WEEV and EEEV
What are the clinical signs for West Nile Virus in horses?
Neurological signs: Ataxia, hypermetria, weakness, paresis, recumbency, death
What are the clinical signs of West Nile Virus in humans?
How is WNV spread?
Bite of an infected mosquito
West Nile Virus secondary transmission?