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Micro Mcq 2 Flashcards

1
Q

Name correct clinical forms of dermatophyte diseases.

A

Tinea manuum, Tinea cruris, Tinea capitis, Tinea unguium

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2
Q

Is Eumycetoma a dermatophyte infection?

A

No

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3
Q

Name virus families transmitted via the fecal-oral route.

A

Adenovirus, Reovirus, Calicivirus

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4
Q

Are Papillomavirus and Herpesviruses transmitted via the fecal-oral route?

A

No

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5
Q

What toxins are secreted by Bacillus cereus?

A

Cytotoxins, Enterotoxins

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6
Q

Are neurotoxins or Shiga-like toxins associated with Bacillus cereus foodborne illness?

A

No

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7
Q

Name conditions caused by HPV.

A

Perianal condyloma acuminatum, Squamous cell carcinoma of the corneal limbus, Juvenile laryngeal papilloma, Epidermodysplasia verruciformis

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8
Q

Is Progressive multifocal leukoencephalopathy (PML) caused by HPV?

A

No

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9
Q

Where do subcutaneous mycoses typically occur?

A

Sites of trauma

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10
Q

Are subcutaneous mycoses easily treated with antifungal drugs?

A

No

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11
Q

What group of rotavirus infects humans and animals?

A

Group A rotavirus

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12
Q

When do rotavirus outbreaks usually occur?

A

Winter and early spring

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13
Q

Which rotavirus serotype is more common?

A

G1P[8]

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14
Q

Describe Campylobacter jejuni’s oxygen and temperature requirements.

A

Microaerophilic and thermophilic

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15
Q

What symptoms are associated with Campylobacter jejuni infection?

A

Fever, cramping, and bloody diarrhea

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16
Q

What diagnostic test is used for Helicobacter pylori?

A

Carbon urea breath test

17
Q

What enzyme does Helicobacter pylori produce?

A

Urease

18
Q

What are reservoir hosts of Leptospira involved in?

A

Chronic infections

19
Q

What causes epidemic relapsing fever?

A

Louse-borne pathogens

20
Q

What is the most common form of plague?

A

Bubonic plague

21
Q

What are the steps for rabies post-exposure prophylaxis?

A

Passive immunization, vaccination with human diploid cell vaccine, local treatment with human rabies immunoglobulin

22
Q

Is canine vaccination part of human post-exposure prophylaxis?

A

No

23
Q

What disease does Shigella species cause?

A

Bacillary dysentery

24
Q

Are Shigella species Gram-negative and non-motile?

A

Yes

25
Q

Do Shigella species have a polysaccharide capsule antigen?

A

No

26
Q

What causes false positives in the Tuberculin Skin Test?

A

Infection with nontuberculous mycobacteria (NTM)

27
Q

What is injected during a Tuberculin Skin Test?

A

5 tuberculin units (TU) of PPD

28
Q

What causes false negatives in the Tuberculin Skin Test?

A

Immune-compromised patients (e.g., HIV)

29
Q

Name a non-suppurative streptococcal disease.

A

Acute glomerulonephritis

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