emerging infectious diseases

Question 1

What are emerging infectious disease?
how are they different from regular infectious diseases?

Answer 1

1. A new disease that is introduced to a population
   - think like the flu being introduced to native americans
   -Covid-19 introduced to humans
2. Under changing conditions, a disease has increased in frequency.
   - epidemic kind of growth

** Needs applied resource to control its impact**

Question 2

What causes these emerging infectious diseases?
what are the sources?

Answer 2

1. Mutations in the disease(surface proteins or increased resistance)
2. Increased interactions between humans and animals= zoonosis, disease jumps from animals to humans.
3. new technology for existing disease:
4. traveling ( bringing back new disease)
5. Climate change– organisms are in new biomes they couldn’t be in before.

Question 3

What is MERS?

Answer 3

Middle East respiratory syndrome

Question 4

What is A(H5N1)?

Answer 4

Avian influenza A

Question 5

What is MRSA?

Answer 5

Methicillin-resistant Staphylococcus Aueus.
- bacteria resisted penicillin a decade after it was discovered

Question 6

What is WNE?

Answer 6

West Nile Encephalitis
-transmitted by mosquitoes

Question 7

What is CJD?

Answer 7

Creutzfeldt-Jakob disease
-infected prions
-creates holes in brain

Question 8

What Bovine spongiform encephalopathy?

Answer 8

A new variant of CJD from eating cattle(infected prions).

Question 9

What is E.coli O157:H7?

Answer 9

Toxin producing stain of e.coli
-causing diarrhea

Question 10

What is EHF?

Answer 10

Ebola Hemorrhagic fever
-transmitted via contact with infected bodily fluids

Question 11

What is cryptosporidiosis?

Answer 11

-caused by the cryptosporidium protozoa
-causing diarrheal illness ( so severe)
-contaminated water

Question 12

What is AIDS?

Answer 12

Acquired immunodeficiency virus
-caused by HIV
sexually transmitted