Mueller - Arbovirus

Question 1

What’s the two possibilities of Zoonosis events ?

Answer 1

Either direct contact with an animal or

Through an intermediary: vector.

Question 2

What’s the most important emerging disease of the 20th century ?

Answer 2

HIV.

Question 3

Three factors that make emerging infections more common.

Answer 3

World population boom
Globalization
Global warming

Question 4

What’s the natural host / vector of West Nile ?

Answer 4

It’s an enzoonotic cycle in birds with moskitos being the vector. Humans are a dead end for the virus, but are incidentally infected.

Question 5

Why is there a link between the increase of emergent diseases with their vector-tramission base ?

Answer 5

Essentially, these infections are usually very dependant on their vector. You increase the specie’s territory, you incidentally increase infections.

Question 6

What are classical symptoms of Zika ? What are more rare and severe ones ?

Answer 6

Classic symptoms: rash, arthritis and conjunctivitis.

Complications : Guillain baré and microcephaly.