Intro To Medical Mycology Flashcards

1
Q

Example of multicellular

A

Molds

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2
Q

Example of unicellular

A

Yeast

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3
Q

Fungi doesn’t have cell wall or peptidoglycan, instead they have

A

Chitin

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4
Q

What is heterotrophs

A

Unable to make their own food

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5
Q

Fungi loves

A

Oil surfaces

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6
Q

Cell membrane of fungi has —— that is targeted by the anti fungal treatment

A

Ergosterol

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7
Q

Fungal form

A

-mushroom (macro organism)
-Yeast (unicellular
-molds (multicellular)

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8
Q

Medically important fungi

A

-Basidiomycota
-Zygomycota
-hyaline hyphomycete
-Dematiaceous hyphomycete
-Ascomycota

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9
Q

True or false: There are 1.5 million species of fungi and 300 of those are medically important

A

True

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10
Q

True or false: Antibiotic can’t kill fungi

A

Yes because fungi doesn’t have cell wall or peptidoglycan

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11
Q

-fast growing and characterized by primitive coencytic hyphae -mostly aseptate (no division)
-causes acute and fulminant opportunistic systems mycoses in immunosuppressed and acidotic diabetes px

A

Zygomycetes

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12
Q

Medically important zygomycetes

A
  1. Entomophthorales : subcutaneuos zygomycosis
  2. Mucorales : subcutaneous and systemic zygomycosis
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13
Q

Subcutaneous zygomycosis

A

Entomophthorales

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14
Q

Example of entomophthorales (subcutaneous zygomycosis)

A

-Basidiobolus and condiobolus

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15
Q

Subcutaneous and systemic zygomycosis

A

Mucorales

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16
Q

Example of mucorales (subcutaneous and systemic zygomycosis)

A

Mucor and rhizopus

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17
Q

Structure of rhizopus spp

A

Rootlike

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18
Q

Mucor spp when mature it has

A

Sporangia

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19
Q

2 types of hyphae

A

Aseptate and septate

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20
Q

Has no division

A

Aseptate

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21
Q

Has division

22
Q

Fungi that has a potential of being systemic pathogens

A

Basidiomycetes

23
Q

Medically important basidiomycetes

A
  1. Basidiomycetes yeast
  2. Mushrooms
24
Q

Example of basidiomycetes yeast (medically important basidiomycetes)

A

Cryptococcus neoformans and cryptococcus gattii

25
Microscope use in observing cyrptococcus neoformans
Dark field microscopy
26
Stain used in observing the capsule of cryptococcus neoformans
India ink
27
Saprobes Characterized by septate hyphae with simple spores Asexual reproduction by condidia Sexual reproduction by ascospores Asci are often housed in a fruiting body
Ascomycota
28
Medically important ascomycota
1. Pseudallescheria and eurotium spp 2. Leptosphaerian and neotestudina - agent of mycetoma 3. Piedraia hortae - black piedra
29
Agent of mycetoma
Leptosphaeria and neotestudina
30
Location of asci
Inside the ascospore
31
A class of fungi where most of the Medically important member belongs to Fungi without fruit bodies Differentiated by macroscopic and microscopic characteristics
Hyphomycetes
32
Hyphomycetes is differentiated mainly by
Macroscopic and microscopic characteristics
33
Medically important hyphomycetes
1. Dermatophytes 2. Aspergillus spp. 3. Dimorphic fungi 4. Dematiaceous fungi - color brown
34
Most common isolated aspergillus spp.
Aspergillus fumigatus
35
Microsporum gypseum
Dermatophyte
36
Growth temp of yeast
Body temp 37degrees C
37
Growth temp of molds
Body temp 20-25degrees C
38
Has yeast and molds form
Dimorphic fungi
39
Human fungal infection
Mycoses
40
Study of fungi that impacts human health
Medical mycology
41
Dimorphic fungi
Histoplasma capsulatum
42
Dematiaceous fungi (color brown)
Curvalia spp
43
Types of mycoses
1. Superficial mycoses 2. Cutaneous mycoses 3. Subcutaneous mycoses 4. Systemic mycoses
44
Type of mycoses that the fungal infection involving inly the skin and or hair
Superficial mycoses
45
Type of mycoses that the fungal infection involving only the skin, hair and nail
Cutaneous mycoses
46
Type of mycoses that chronic localized infection of the skin and subcutaneous tissue following traumatic implantation of causative agent
47
Different type of systemic mycoses
1. Dimorphic systemic mycoses 2. Opportunistic systemic mycoses
48
Type of systemic mycoses that the fungal infection of the body is caused by geographically restricted fungal infection
Dimorphic systemic mycoses
49
Usual site of infection in dimorphic systemic mycoses
Pulmonary following the inhalation of conidia
50
Type of systemic mycoses that the fungal infection of the body which occur almost exclusively among immunocompromised px
Opportunistic systemic mycoses
51
Common example of opportunistic systemic mycosesn
Candida albicans