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Microbiology minimum questions > Viruses > Flashcards

Viruses Flashcards

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Biology 101 flashcards
1
Q

What kind of disease can be caused by adenoviruses (3 examples)?

A

pharyngitis, pneumonia, pertussis syndrome, pharyngoconjuctival fever, acute
haemorrhagic cystitis, gastroenteritis

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2
Q

How can parvoviruses spread?

A

by respiratory droplets

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3
Q

What kind of disease can be caused by parvoviruses (3 examples)?

A

erythema infectiosum, hydrops fetalis, aplastic anaemia

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4
Q

What kind of diseases can be caused by high-risk group papillomaviruses?

A

cervix cancer, tumor in oral cavity

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5
Q

What kind of diseases can be caused by low-risk group papillomaviruses?

A

condyloma acuminatum, warts

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6
Q

What can JC and BK viruses cause? (1 example)

A

JC: progressive multifocal leucopathia (PML); BK: haemorrhagic cystitis and nephropathy

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7
Q

What can HHV1 (Herpes simplex virus 1) cause?

A

herpes labialis, herpes simplex dermatitis, eczema herpeticum, herpes gladiatorum,
herpetic whitlow

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8
Q

What can HHV2 (Herpes simplex virus 2) cause?

A

herpes genitalis, neonatal herpes, encephalitis

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9
Q

How can HHV1 and HHV2 infections treated?

A

by acyclovir

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10
Q

What can VZV (Varicella Zooster virus) cause?

A

chickenpox and shingles

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11
Q

How can chickenpox prevented?

A

By vaccine (live attenuated)

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12
Q

What can EBV (Epstein-Barr virus) cause?

A

mononucleosis infectiosa, Burkitt lymphoma, nasopharingeal carcinoma, oral hairy
leucoplakia

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13
Q

What can CMV (Cytomegalovirus) cause?

A

hepatitis, pancreatitis, pneumonitis, nephritis, myocarditis, encephalitis, chorioretinitis,
oesophagitis, colitis, congenital infections

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14
Q

What can HHV-6 cause?

A

encephalitis, pneumonitis, chorioretinitis, exanthema subitum or roseola infantum

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15
Q

What can HHV-7 cause?

A

encephalitis, flaccid paralysis, hepatitis, gastritis, lymphadenopathy, diarrhea, pityriasis
rosea

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16
Q

What can HHV-8 cause?

A

Kaposi-sarcoma, lymphoma

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17
Q

How can Hepatitis B virus spread?

A

by parenteral way, by sexual contact or perinatal

18
Q

How can Hepatitis B virus infection treated?

A

by interferon, by nucleotide analogues

19
Q

How can Molluscum contagiosum virus spread and what can cause?

A

by direct contact and cause benign tumor of the skin

20
Q

What can Poliovirus cause?

A

aseptic meningitis, poliomyelitis, post-polio syndrome

21
Q

What can Coxsackie A and B viruses cause?

A

A: herpangina, hand-foot-mouth disease, acute haemorrhagic conjunctivitis
B: pleurodynia or Bronholm disease, myocarditis, pancreatitis

22
Q

What can Rhinoviruses cause?

A

sore throat, running nose, coughing

23
Q

How can Hepatitis A virus spread?

A

by fecal oral rout, by contaminated food, by contaminated water

24
Q

How can Caliciviruses spread and what can cause?

A

by fecal oral rout, by contaminated water, by aerosol. Can cause diarrhea vomiting.

25
Q

How can Rotaviruses spread and what can cause?

A

by faecal oral rout and can cause diarrhoea and vomiting

26
Q

How can Hepatitis E virus spread and what can cause?

A

by contaminated water, by raw pig and boar meat, rarely by blood transfusion and
transplacental. Can cause acute hepatitis

27
Q

How can spread the causative agent of yellow fever?

A

by mosquito bite from human to human or from monkey to human.

28
Q

How can Hepatitis C virus spread?

A

by parenteral way, by blood, by tattooing

29
Q

Which population is at risk during the Rubella virus infection?

A

pregnant women because can cause in utero infections (congenital rubella syndrome)

30
Q

How can Influenza viruses spread and what can cause (3 examples)?

A

By respiratory droplets. Symptoms: high fever, fatigue, muscle pain, head ache, sometimes gastrointestinal symptoms.

31
Q

How can Morbillivirus spread and what can cause?

A

by respiratory droplets and can cause measles with exanthemas and Koplic spots

32
Q

What kind of complication may develop during measles?

A

pneumonia, encephalitis and SSPE: subacute sclerotizing panencephalitis

33
Q

How can Mumpsvirus spread and what are the symptoms?

A

by respiratory droplets. Symptoms are: inflammation of salivary gland, pancreatitis, orchitis,
deafness

34
Q

What is the causative agent of rabies?

A

Lyssa virus

35
Q

How can rabies prevented?

A

by vaccine administered post exposure

36
Q

What is the treatment of HIV infection?

A

By combination of nucleotide analogue and protease inhibitors

37
Q

How can HTLV-1 spread?

A

by sexual contact, by blood and transplacental or by breast-feeding

38
Q

How can Dengue-fever virus spread?

A

by mosquito bite

39
Q

List two members of Flaviviruses.

A

Yellow-fever virus, Dengue-fever virus, tick born encephalitis virus, Zika-virus

40
Q

What does arbovirus mean?

A

arthropod born viruses.

41
Q

List two diseases caused by prions

A

kuru, fatal familiar insomnia, Creutzfeldt–Jacob-syndrome, bovine spongiform encephalitis

Microbiology minimum questions (4 decks)

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