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Microbiology - Exam 1 > Exam 1 - Mycology Characteristics > Flashcards

Exam 1 - Mycology Characteristics Flashcards

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1
Q

spaghetti and meatballs

A

Tinea versicolor

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2
Q

Mild type and deep pustular type

A

Tinea barbae

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3
Q

Keloids and kerions

A

Tinea barbae

Tinea capitis

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4
Q

Microconidia

A

Trichophyton species

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5
Q

Males before puberty

Females after puberty

A

Tinea capitis

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6
Q

gray-patch ringworm

A

Tinea capitis

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7
Q

Chains of macroconidia and hyphae

A

Tinea capitis

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8
Q

yellowish-brown, cup-shaped skin crusts

A

Tinea favosa (capitis)

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9
Q

Spread circularly

A

Tinea corporis

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10
Q

Extensive hyperkeratosis

A

Tinea corporis

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11
Q

Annular type and vesicular type

A

Tinea corporis

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12
Q

mycelia and conidiospores

A

Tinea corporis

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13
Q

club-shaped macroconidia with rough walls

A

Tinea corporis (microsporum canis)

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14
Q

Erythema and intense itching occur at first with older lesions becoming leather-like

A

Tinea cruris

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15
Q

club-shaped macroconidia with smooth walls

A

Tinea cruris (Epidermophyton)

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16
Q

does not produce microconidia

A

Epidermophyton floccosum

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17
Q

Infections are localized to keratinized skin

A

Tinea pedis

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18
Q

secondary bacterial infections develop.

A

Tinea pedis

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19
Q

hyphae and macro- or microconidia

A

Tinea pedis

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20
Q

large tumor-like areas of infection

A

Lobomycosis

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21
Q

thick-walled, globose-to- lemon-shaped budding yeasts joined by short tubes (chains of yeasts)

A

Lobomycosis

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22
Q

This yeast cannot be cultured

A

Lobomycosis

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23
Q

local lesions in the lymphatics

A

Sporotrichosis

24
Q

Asetroid bodies and cigar shaped budding yeast

A

Sporotrichosis

25
Q

large emboli in the brain, spleen and kidneys

A

Candidiasis

26
Q

Heart valve replacement

A

Candidiasis

27
Q

Endocarditis

A

Candidiasis

28
Q

chains of oval-to-globose, budding yeast cells or pseudohyphae with constrictions at septa and with oval blastospores near the septa.

A

Candidiasis

29
Q

true pathogen that is associated with flowering eucalyptus trees

A

Cryptococcus gattii

30
Q

transmitted by inhalation of airborne blastospores from soil or bird (pigeon) droppings

A

Cryptococcosis

31
Q

Central nervous system involvement (meningoencephalitis) is the most frequently diagnosed form

A

Cryptococcosis

32
Q

Attacks the bones

A
  • Cryptococcosis

- Hystoplasmosis

33
Q

Nigrosin staining of cerebral spinal fluid or exudate shows globose yeast cells with thick polysaccharide capsules forming halos around the cells.

A

Cryptococcosis

34
Q

The presence of dsRNA mycoviruses represses the formation of toxins

A

Aspergillosis

35
Q

invasion of blood vessels

A
  • Aspergillosis

- Mucormycosis

36
Q

fungus balls

A

Aspergillosis

37
Q

bronchial plugging

A

Aspergillosis

38
Q

rhinocerebral proptosis (protrusion of the eyeball)

A
  • Aspergillosis

- Mucormycosis

39
Q

growths on the heart valves

A

Aspergillosis

40
Q

Demonstration of conidial structures or acute-angle branching, septate hyphae in stained
preparations of sputum or bronchoalveolar lavage

A

Aspergillosis

41
Q

sheath around the hyphae

A

Mucormycosis

42
Q

are true medical emergencies

A

Mucormycosis

43
Q

Central nervous system infections

A

Mucormycosis

44
Q

Demonstration of broad, branching, non-septate

or sparsely septate hyphae with right angle branching in stained preparations of biopsy material

A

Mucormycosis

45
Q

the disease is found in domestic animals and rodents but is not transmitted from person-to-person or by animals

A

Coccidioidomycosis

46
Q

Risk of infection is greatest in pregnant women and non-whites and is most common in the summer months.

A

Coccidioidomycosis

47
Q

pleuritic pain

A

Coccidioidomycosis

48
Q

desert bumps

A

Allergic coccidioidomycosis

49
Q

valley fever

A

Pulmonary coccidioidomycosis

50
Q

Arthritis can occur and is known as desert rheumatism

A

Coccidioidomycosis

51
Q

Staining of tissue demonstrates thin-walled spherules with endospores

A

Coccidioidomycosis

52
Q

called summer fever in children

A

Mild pulmonary histoplasmosis

53
Q

oropharyngeal ulcer formation on mucous membranes that become granulomatous

A

Mucocutaneous histoplasmosis

54
Q

Fever, anemia, meningitis, hepatosplenomegaly, leukopenia, septic shock and weight loss

A

Systemic histoplasmosis

55
Q

Exudate cells contain extra- or intracellular oval yeasts with prominent bud scars and thin walls

A

Histoplasmosis

56
Q

The fungus is thermally dimorphic

A

Histoplasmosis

57
Q

An enzyme immunoassay of polysaccharide antigen from urine is used

A

Histoplasmosis

Microbiology - Exam 1 (18 decks)

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