Emerging and Re-emerging Infectious Diseases Flashcards Preview

PH 152 > Emerging and Re-emerging Infectious Diseases > Flashcards

Flashcards in Emerging and Re-emerging Infectious Diseases Deck (40):
1

Which does not have an increasing trend?
A. typhoid
B. poliomyelitis
C. cholera
D. AIDS

B

2

How did humans get infected with Lassa fever?

through animals who got displaced due to food search, right after deforestation or climate change

3

cause of Hantavirus pulmonary syndrome + identify if emerging/re-emerging

Sin Nombre Hantavirus
Emerging

4

usual reservoir host of Hantavirus

rodent

5

epidemic kidney disease c/o Puumala strain of Hantavirus

Nephropathia epidemica

6

Which is not a zoonosis?
A.Hantavirus pulmonary syndrome
B.Ebola virus
C.Borrelia burgdorferi
D.Rubella virus

D

7

origin of SARS Coronavirus

Hong Kong

8

possible deliberate release of infectious agents by dissident individuals or terrorist groups

Bioterrorism

9

mechanism for combating int'l disease outbreaks, c/o WHO. ensure rapid deployment of technical assistance, contribute to long-term epidemic preparedness and capacity building

Global Outbreak Alert and Response Network

10

Family of Ebola virus

Filoviridae

11

True or False: Ebola virus has a chronic carrier state.

False. All its infections are acute.

12

Ebola virus was first discovered in the __

Democratic Republic of Congo

13

Which Ebola virus subspecies came from monkeys in the Philippines?

Reston virus

14

likely reservoir host of Ebola

bats

15

Which is not a mode of transmission for Ebola?
A.direct contact with blood of infected individual
B.close contact
C.nosocomial transmission
D.orofecal

D

16

Which is false?
A. Clinical diagnosis is difficult in newly infected persons due to non-specificity of organisms.
B. There is a drug against Ebola virus that is being sold in the market.
C. Most, if not all, Ebola cases are in Africa.

B

drug still on trial

17

Enumerate three barrier nurse techniques for Ebola prevention

PPE wearing
infection control measure use
isolation of Ebola HF patients from contact with unprotected persons

18

Which is the least accurate method of diagnosis for Ebola?
A. PCR
B. Virus isolation
C. ClInical
D. IgM ELISA

C

19

What does MERS-CoV stand for?

Middle East Respiratory Syndrome coronavirus

20

genus of MERS-CoV

Betacoronavirus

21

former name of MERS-CoV

Novel coronavirus

22

MERS-CoV has strong tropism for what cells?

nonciliated bronchial epithelial cells

23

enumerate natural animal reservoir host of MERS-CoV

Egyptian tomb bat
Camels

24

MERS-CoV main mode of transmission

inhalational

25

genome of Ebola virus

negative single stranded RNA

26

How many structural proteins does Ebola virus have?

7

27

Enumerate immune system mediators of Ebola virus

antibody
FcR
C1q
lectin

28

causative agent of Hemorrhagic Fever with Renal Syndrome

Hantaan virus

29

Hantaan and Sin Nombre virus are types of __

Hantavirus

30

Which has higher mortality, Hantaan virus or Sin Nombre virus?

Sin Nombre

31

family of Hantavirus

Bunyaviridae

32

Which is not a property of Hantavirus?
A.arthropod-borne
B.enveloped virus
C.helical ssRNA that is segmented
D.viral envelope derived from plasma membrane

A

rodent-borne dapat

33

these molecules in Hantavirus may cause pulmonaary edema in the lungs

Beta 3 integrins

34

enumerate the genes encoded by Hantavirus

nucleocapsid
glycoproteins G1 and G2
RNA Dep RNA polymerase
Coiled Domain of Sin Nombre Virus

35

most common mode of transmission for Hantavirus

inhalation of aerosolized urine, feces and saliva

36

false about Hantavirus
A.zoonotic
B.stable even when exposed to UV light
C.more common in the rainy days

B

labile at UV light

37

Lyme disease vector

Black legged ticks

38

Prion diseases cause ___

spongiform encelopathy

39

Ebola and Marburg viruses belong to __ family

Filovirus

40

Lassa virus belongs to __ family

Arenavirus