Presentation Questions Flashcards

(50 cards)

1
Q

Who is most at risk for junin virus?

A

Male Agricultural Workers

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2
Q

Which country is the junin virus endemic to?

A

Argentina

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3
Q

How long is the duration of the disease (junin virus)?

A

6-14 days

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4
Q

What is the most likely way to transmit the disease (junin virus)?

A

Aerosolization or contact of murine feces and urine

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5
Q

Who is the main animal reservoir of Junín Virus

A

Mice

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6
Q

For a person diagnosed with an active Japanese Encephalitis virus in a high risk area, how should the vaccine be administered?

A

two-dose series of IXIARO, Intramuscular (IM)

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7
Q

The following geographic regions are epidemic or endemic zones for Japanese Encephalitis except:

A

sub-Saharan Africa

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8
Q

In what cases are further confirmatory tests for JE required?

A

a. when there is an ongoing dengue or other flavivirus outbreak
b. when vaccination coverage is very high
c. when there are no epidemiological and entomological data supportive of JE transmission
d. when a non validated assay is used at the primary testing laboratory
e. all of the above → [correct answer]

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9
Q

How does the JE Virus enter the body?

A

bite of an infected Culex tritaeniorhynchus

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10
Q

JEV is caused by the Flavivirus which also leads to the other following
encephalitis-causing syndrome:

A

Yellow Fever

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11
Q

Which of the following is NOT a type of anthrax?

A

Visual exposure

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12
Q

What’s the difference between antitoxin and anthrax vaccine?

A

Antitoxin targets anthrax toxins and the vaccine does not contain anthrax

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13
Q

Once inhaled, anthrax spores will germinate in ______, and then replicate in ______.

A

macrophages; the lymph nodes

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14
Q

Among the types of anthrax, _____ anthrax is the most deadly form, which is often fatal, even with treatment.

A

Inhalation

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15
Q

Which component(s) in the “anthrax toxin” is responsible for causing visually observable osmotic disregulation in affected tissue?

A

PA + EF

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16
Q

21 year-old male presents himself at a doctor’s office with a one-week history of erythematous rash and a low grade fever. While doing a clinical examination, the doctor notices the patient has multiple skin lesions measuring between 3-9 cm in diameter with a center clearing. What should the doctor perform next to treat this patient?

A

Ask the patient if he has engaged in outdoor activities in areas known to have ticks?

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17
Q

Rachel took her dog on a hike in an outdoor space with tall grass known to have ticks. As usual when she returned home, she inspected her dog, then herself for ticks. She finds a small spot behind her knee. What should Rachel do?

A

Rachel should use tweezers and try to see if she can grasp the tick by putting the tweezers close to the skin and pulling away.

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18
Q

Joan and Charles travel to Augusta, Maine for a camping trip. Joan did some research and discovered that the state park they will be setting up camp is known to have blacklegged ticks. What should Joan and Charles do to help with prevention from tick bites?

A

A. Wear long sleeved shirts and long pants coated with .5% permethrin

B. Bring/use insect repellent

C. Stick to trails and larger paved paths

D. Examine self before bed each night for tick bites

E. All of the above (correct answer)

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19
Q

Jerry, as an owner of a large plot of farmland, wants to keep his workers safe from ticks found in the tall grass. What is the most cost-effective way for Jerry to prevent his laborers from getting Lyme Disease?

A

Use insect repellent

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20
Q

A local hospital in the Northeast reports to the CDC saying that the incidence rate of lyme disease is on the rise at their hospital. CDC is concerned because they saw similar trends at a nearby hospital. They send out a person to investigate; what could be the possible reason for this increased incidence rate?

A

An increase in outdoor activities, such as hiking, during the summer

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21
Q

What are the only mammals that are capable of supporting the intestinal sexual cycle of
T. gondii and excrete the oocysts?

22
Q

Which of the following is NOT a way that Toxoplasmosis gondii can be transmitted to
humans?

A

Undercooked meat or fish

b. Unwashed produce
c. Cat feces
d. Infected water sources
e. Unpasteurized dairy products
f. All of the above are transmission factors (correct answer)

23
Q

What is the most common clinical symptom of Toxoplasmosis in non-pregnant,
non-immunocompromised individuals?

24
Q

True or False. Clindamycin is the gold standard treatment method for anyone with
toxoplasmosis.

25
Which country has a high prevalence of toxoplasmosis and has frequent water borne outbreaks?
Brazil
26
What is vCJD also known as?
Mad cow disease in HUMAN
27
How is variant CJD transmitted?
Eating prion contaminated meat
28
Prions such as the causative agent of variant Creutzfeldt-Jakob disease reproduce by:
Deforming host protein structure
29
Which of the following is not true regarding vCJD?
Can be inherited or sporadic
30
What is the Over Thirty Months Rule?
All animals over 30 months of age are excluded from human food and animal feed supplies.
31
What is the most common form of tularemia?
ulceroglandular
32
What is the most severe form of tularemia?
Pneumonic
33
What is the correct treatment for tularemia?
Antibiotics
34
Which way it is NOT possible to acquire tularemia?
Person to person
35
Which U.S. state is F. tularensis NOT found in?
Hawaii
36
Which of the following are effective prevention measures for Chagas?
Avoiding houses made of mud, adobe or thatch
37
What is the causal agent of Chagas disease?
Parasite
38
What is the vector that transmits Chagas disease?
Kissing bug
39
Where is Chagas more likely to be endemic?
Asia
40
What is a possible reason for the recent rise in Chagas disease in non-endemic areas?
Population Mobility
41
Dengue fever occurs in three clinical phases. Which of the following is NOT one of these phases of infection?
Neurologic phase
42
Mortality rates for Dengue are:
<5%
43
What are the treatment options for patients diagnosed with mild to moderate Dengue infection?
No specific treatment is available
44
What region(s) is/are Dengue fever endemic to?
``` A. United States B. China C. Singapore D. Malaysia E. All of the above (correct answer) ```
45
What is one method that the Philippines Department of health is utilizing to combat dengue fever?
Fogging
46
Where was the first human | case of monkeypox identified?
DRC
47
Which 3 countries outside of Africa have reported human | cases of Monkeypox virus?
USA, UK and Israel
48
Which medication is required to treat monkeypox?
No treatment available
49
Which of the patient’s information is not required to help | diagnose monkeypox?
Gender
50
Which animal is a reservoir for monkeypox?
D. B and C (monkeys and squirrels)