Wildlife Zoonoses 2 Flashcards Preview

PMVPH 4th Year > Wildlife Zoonoses 2 > Flashcards

Flashcards in Wildlife Zoonoses 2 Deck (11)
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1
Q

How can envinromental change affect zoonotic transfer?

A
  • v habitat forces increased contact between wildlife and humans
2
Q

Human factors affecting zoonotic emergence

A
  • deforestation
  • urban sprawl?
  • pollution
  • global traffic
  • deforestation
  • climate change
  • bush meat/wet markets
  • illegal smuggled meat
  • exotic pets
  • ecotourism
  • grazing animals in wild/conervation areas
3
Q

Is bushmeat behind the ebola outbreak?

A

NO!

  • infrastructure and how the cases were dealt with
  • washing spreads
4
Q

Live animal markets

A
  • lots of contact between animals etc.
5
Q

Where was SARS detected?

A

-palm civets in fresh meat market

6
Q

Overall causes of increasing human and wildlife conflict?

A
  • humans have provided the opportunity for interspecies contact that owuldh ave otherwise not happened
  • esp air travel
  • bush meat smuggling
7
Q

Which animals are at risk from ebola?

A
  • Gorilla
8
Q

Why does devil facial tumour disease occur?

A
  • NO PATHOGEN
  • went through bottleneck hundreds foyers ago -> MHC MSSIVE SIMILARITY
  • if bitten by another tasmanian devil with the tumour introducing tumours it is NOT RECOGNISED AS FOREIGN and so will cause a tumour in that animal too
  • like canine transmissible venereal tumour??
9
Q

Where did amphibian chytridiomycosis originate?

A

Frogs used as pregnancy testing kits - injected with urine

10
Q

challenges studying wildlife

A
  • wild animals good at hiding and avoiding capture
  • rare or unknown population sizes
  • nocturnal
  • risk of biting/stinging
  • access to sites
  • methods of sampling not validated
  • finding scarce
  • expertise scarcer
11
Q

Challenges with disease management for TB and ebola CAL

A
> TB 
- evidence
- politics
- law
> Ebola
- culture
- health care infrastructure
- shortage of health care trained workers
- high population density
- suspicious of western medicine 
- Bats