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RUSVM EPI (Epidemiology) > Exam 1 > Flashcards

Exam 1 Flashcards

1
Q

T/F: a pregnant woman concerned about Toxoplasma gondii should clean the litter box once a week.

A

false, more often

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2
Q

nematode being used for bioterrorism. aerosolization potential

A

baylisascaris procyonis

remember- because raccoons are terrorists

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3
Q

in Kansas, zoo with two foreign cows- one is salivating excessively and has a mouth lesion. you should do what

A

call sv or avic immediately

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4
Q

epidemic curves: what is shown on the propagated source curve?

A

contagious

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5
Q

European Measles outbreak 2001

A

herd immunity

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6
Q

Out of 1400 human pathogens, approx how many are zoonotic

A

about half (61%)

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7
Q

Role of USDA accredited practicing vets

A

to provide surveillance for zoonotic and reportable diseases

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8
Q

what do you do during pre-crisis

A

test messages to an audience

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9
Q

What kind of surveillance if you put chickens in cages in the park so they can be bit by mosquitoes and then you test them for EEV?

A

Sentinel surveillance

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10
Q

Which is an example of an emerging disease

A

Hendra virus

commonly in bats, made an unprecedented appearance in a different species and in humans in 2001

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11
Q

Which best encompasses the term “surveillance”

A

Testing cows for brucella, culling the ones who test positive and publishing and article about it

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12
Q

A cat from colorado has cervical and submandibular swelling and a high fever. What should be on your DDx

A

Tularemia

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13
Q

Horse with upright conformation of hooves is predisposed to navicular dz, determinants?

A

intrinsic and secondary determinant

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14
Q

Trematode –> Snail –> crustacean –> human

A

biological vector- changed from cercariae to metacercariae

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15
Q

Which is true about passive surveillance?

A

It is continuous surveillance

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16
Q

Picture of epidemic curve:
All animals exposed day 3 (red arrow)
Day 10-16 contagious

A

Common source single point

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17
Q

which one can be representative of the population

A

active surveillance

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18
Q

Definition of primary prevention?

A

keeping a pathogen out of a population

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19
Q

Which is reducing contact potential

A

quarantining a farm with a FAD outbreak

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20
Q

Tularemia case, hare hunt with disembowelment, everyone within 5 meters is affected by what kind of transmission

A

Horizontal, direct

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21
Q

Increasing host resistance example

A

genetic selection of trypanotolerant Ndama cattle

22
Q

Which is not a sign of anthrax post mortem in a cow

A

lesions in mouth

23
Q

What is the amplifying vector in FMD

A

pigs

24
Q

difference between clinical and epidemiological approach

A

Epi approach can minimize dz without knowing the etiology

25
Q

Which have to be true to have an epidemic of avian influenza

A

New strain

Must infect new host

26
Q

Which is false about vets and disaster management

A

vets are trained in herd management, not good for the task of disaster planning

27
Q

Which stage of pathogen emergence involves dead end hosts

A

stage 2

28
Q

Which is false about the ICS

A

it does not allow for multi-agency cooperation

29
Q

which animal do you need category II accreditation for?

A

pigs

30
Q

Only a ___________ vet can sign the health certificate

A

USDA Accredited vet

31
Q

Droplet spread

A

Spray with short range aerosols.

Considered direct b/c transmission is by direct spray over a FEW FEET

32
Q

Airborne transmissions

A

infectious agents carried by dust or droplet nuclei suspended in air

33
Q

Dead End hosts

A

stage 2

34
Q

Measles MMR and Autism

A

Pathogen adaptability

35
Q

What percent of EMERGING diseases are zoonotic

A

75%

36
Q

Cat stratch bartonella, coughing guy with flue on plane, dog bite rabies, equine STD all are what kind of transmission

A

Direct transmission

37
Q

Life cycle of an arthropod parasite –> humans

A

biological vector

38
Q

What is contagious?

A

propagated source

39
Q

What is an example of primary prevention

A

border security to keep an FAD out of the US

40
Q

Within the regulatory framework, the role of USDA accredited practicing vets is to:

A

provide surveillance for reportable dz

41
Q

Disease X is emerging, has an 80% mortality rate, no one seems to care, what do you do?

A

precaution advocacy

42
Q

T/F: it is important to test messages in the pre-crisis stage

A

true

43
Q

Which allows for continuous surveillance?

A

passive surveillance

44
Q

Which type of surveillance can be representative of the population?

A

active surveillance

45
Q

T/F regarding USDA accreditation:

You are taught the CS for reportable dz in your state

A

FALSE

46
Q

T/F Only a usda lab can officially diagnose an FAD

A

true

47
Q

T/F to reduce contact potential quarantine the cattle

A

true

48
Q

What do the following have in common:

Food/agriculture systems, human behavior, environmental systems, land use changes

A

all are drivers of pathogen emergence

49
Q

what is the goal of primary prevention

A

prevent disease occurrence by keeping pathogens out

50
Q

IN the state surveillance of rabies, states depend on submission of case forms. Type?

A

Passive surveillance

RUSVM EPI (Epidemiology) (1 decks)

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