Wildlife Zoonoses 2 Flashcards Preview

PMVPH 4th Year > Wildlife Zoonoses 2 > Flashcards

Flashcards in Wildlife Zoonoses 2 Deck (11):
1

How can envinromental change affect zoonotic transfer?

- v habitat forces increased contact between wildlife and humans

2

Human factors affecting zoonotic emergence

- 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

Is bushmeat behind the ebola outbreak?

NO!
- infrastructure and how the cases were dealt with
- washing spreads

4

Live animal markets

- lots of contact between animals etc.

5

Where was SARS detected?

-palm civets in fresh meat market

6

Overall causes of increasing human and wildlife conflict?

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

7

Which animals are at risk from ebola?

- Gorilla

8

Why does devil facial tumour disease occur?

- 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

Where did amphibian chytridiomycosis originate?

Frogs used as pregnancy testing kits - injected with urine

10

challenges studying wildlife

- 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

Challenges with disease management for TB and ebola CAL

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