Ebola Exam 5

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10 Terms

1
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What type of virus is Ebola?

Filovirus (threadlike)

  • RNA - replicates quick

2
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Where did it emerge from?

Africa

3
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Does ebola have a high mortality rate?

Very high

  • 50-80%

4
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What is a mystery about this?

Its natural reservoir is unknown

5
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What does it mean that it is hemorrhagic?

Infects many cell types

  • damaged endothelial cells lining blood vessels

6
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What was the Zarie outbreak in 1976?

Happened in the Catholic mission church, village Yambuku

  • caused bloody vomiting, nosebleeds, bloody diarrhea

  • similar to Marburg

  • DO NOT KNOW HOW ITS TRANSMITTED

  • had other small outbreaks in ‘77 and ‘79

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Which strain caused the highest mortality rate?

Zarie outbreak

  • 88%

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Sudan outbreak 1976

Hemorrhagic manifestations 71%

  • mortality rate 53%

  • had another outbreak in 1979

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Reston Ebola 1989

Killed all of the monkeys (macaques)

  • airborne transmission

  • not lethal to humans

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1992 Tai Forest Ebola

Killed off chimpanzees and can infect people

  • Day 5 symptoms- vomiting, diarrhea, rash

  • How we discovered a new strain of Ebola