L1 Flashcards

1
Q

agents of disease that scientific discioline encompasses

A

single-celled yeasts and filamentous molds

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2
Q

body yeasts found among elderly patients

A

single-celled yeasts

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3
Q

single-celled yeasts found in elderly patients are oftentimes seen in their

A

budding process

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4
Q

they appear like plants,they have tube-like structures that acts as their branches,and they appear to have attached spores that may appear as leaves or fruits

A

filamentous molds

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5
Q

filamentous molds are called

A

thallophytes

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6
Q

fungal agents include

A

true pathogens and opportunistic pathogens

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7
Q

are known to cause sytemic functions,even to healthy individuals

A

true pathogens

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8
Q

true pathogens that cause systemic infections

A

Histoplasma capsulatum Blastomyces dermatitidis Coccidiodes immitis Paracoccidioides brasiliensis

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9
Q

cause histoplasmosis

A

Histoplasma capsulatum

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10
Q

cause blastomycosis

A

Blastomyces dermatitidis

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11
Q

cause coccidioidomycoses

A

Coccidiodes immitis

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12
Q

cause paracoccidioidomycoses

A

Paracoccidioidomycoses

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13
Q

Histoplasma capsulatum

A

cause histoplasmosis

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14
Q

Blastomyces dermatitidis

A

cause blastomycosis

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15
Q

Coccidiodes immitis

A

cause coccidioidomycoses

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16
Q

Paracoccidioidomycoses

A

cause paracoccidioidomycoses

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17
Q

infect those who are immunocompromised or imminosuppressed

A

Opportunistic Pathogens

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18
Q

Patients with underlying health conditions

A

Chronic Inflammatory Diseases (diabetes,HIV)

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19
Q

Patients with weakened immune system

A

Elderly

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20
Q

Infection caused by Candida albicans

A

Moniliasis

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21
Q

also seen in female patients who overuse feminine wash products

A

Moniliasis

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22
Q

common in patient with diabetes

A

Aspergillus

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23
Q

fungal ball

A

Aspergilloma

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24
Q

common in immunocompromised patients

A

Candida spp.

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25
Candida spp. is called
Candidiasis
26
among HIV Patients
Cryptococcus neoformans
27
Cryptococcus neoformans called
Cryptococcosis
28
Genera under Zygomycetes
Mucor, Rhizopus,Rhizomucor,Absidia,Cunninghamella
29
Dematiaceous Fungi aka
Phaeoid fungi
30
fungi whose cell wall contain melanin, which imparts brown to black pigment
Dematiaceous Fungi
31
lesions produce by infection caused by dematiaceous fungi
lesions with dark color or in the hair there's nodules dark in color
32
hyphae of dematiaceous fungi is usually light to dark brown due to
melanin
33
special stain used for demonstration of melanin in dematiaceous fungi
Masson-Fontana
34
Examples of Dematiaceous Fungi
Cladophialophora bantiana, Wengiella dermatitidis
35
fungi that causes brain abcesses
Cladophialophora bantiana
36
Wengiella dermatitidis aka
Exophiala dermatitidis
37
wengiella dermatitidis causes
Phaeohyphomycosis
38
Moniliaceous Fungi is aka
Hyaline Fungi
39
non-pigmented ,no melanin
Moniliaceous fungi
40
color of hyphae of moniliaceous fungi
pink or red in color
41
moniliaceous fungi examples
Scedosporium spp., Trichoderma spp., Aspergillus spp.
42
fungi that have two growthforms
Dimorphic Fungi
43
growth fors of dimorphic fungi
mold and yeast
44
hyphal ormycelial colony of growth
Mold
45
temperature where mold is found
ambient (23-25)
46
appearace of mold microscopically
plant-like
47
unicellular,spherical to ellipsoid (3-5um) fungal cell
Yeast
48
Yeast are reproduced by
budding
49
temperature where yeast are found
physiologic temperature of 37
50
fungi that lack sexual reproduction
imperfect fungi
51
imperfect fungi are represented only by
anamorph
52
example of imperfect fungi
Deuteromycetes fungi (Sporothric spp., Epidemophyton, Candida spp.)
53
fungi that are capable of fungal reproduction
perfect fungi
54
perfect fungi are represented by
teleomorph
55
perfect fungi are capable of — forms
sexual and asexual
56
Example of perfect fungi
Ascomycetes, Zygomycetes, Basidiomycetes
57
sexual spore of ascomycetes
ascospores
58
sexual spore of zygomycetes
zygospores
59
sexual spore of basidiomycetes
basidiospores
60
asexual form of fungi
anamorph
61
sexual form of fungi
teleomorph
62
one key feature that differentiates fungi from bacteria
possess true nuclei
63
cell wall and membrane of fungi contains
polysaccharides
64
polysaccharides present in cell wall of fungi
chitin
65
polysaccharides present in cell membrane of fungi
ergosterol
66
treatment if bacteria takes up
5-10 or 7-10 days
67
treatment of fungi takes up
months or longer
68
why does treatment for fungi infection takes longer than bacterial infection
due to ergosterol
69
drugs use for fungi
anti-fungal drugs
70
almost all molds are ( oxygen requirement )
aerobic
71
most yeasts are (oxygen requirement)
facultative anaerobes
72
what type of cell are fungi
eukaryotic cell
73
nucleus of fungi
defined nucler membrane
74
mitochondria of fungi
present
75
cell wall of fungi
glucans;mannans;chitins
76
cell membrane of fungi
contain sterols;no respiratory enzymes
77
antibiotic susceptibility of fungi
resistant to penicillins,tetracycline and chloramphenicol
78
dimorphism of fungi
mycelial or yeast forms
79
chromosome of fungi
more than one and CHON Associated
80
sedimentation coefficient of fungi
80s
81
Cultivation of fungi
< pH 6.0
82
what type of cell are bacteria
prokaryotic cell
83
nucleus of bacteria
no membrane
84
mitochondria of bacteria
absent
85
cell wall of bacteria
peptidoglycan
86
cell membrane of bacteria
sterols absent;with respiratory enzymes
87
antibiotic susceptibility of bacteria
resistant to griseofulvin and amphotericin B
88
dimorphism of bacteria
none
89
chromosome of bacteria
Only one but not CHON associated
90
sedimentation coefficient of bacteria
70s
91
Cultivation of bacteria
pH 7.2- 7.6
92
fungi can grow on - moisture content
low
93
fungi are often capable if metabolizing complex carbohydrates,such as
lignin
94
hunans are relatively resistant to infectios caused by fungi except for
dimorphic fungi
95
major factors responsible for the increase in the number of fungal infections or mycoses
growing number of immunocompromised people, complex surgical procedures and antibacterial therapy
96
rose gardener's disease
sporotrichosis
97
sporotrichosis caused by
sporothric schenckii
98
appearance of yeast
pin-bowl appearance
99
yeast when grown in the laboratory using artificial media can grow even at — temperature
23-25
100
yeast colonies on media
moist,creamy,opaque or pasty
101
appearances of yeast in aticficial culture media
like bacterial colonies
102
colonies of molds
produce fluffy,cottony,woolly or powdery colonies
103
colonies of cryptococcus neoformans appear—because of the presence of polysaccharide capsule
Shiny and mucoid
104
have cilial forms;have branches;appear like plugs;they have hyphae and spores
molds
105
example of perfect fungi (anamorph)
Histoplasma calsulatum
106
example of perfect fungi (teleomorph)
Ajellomyces capsulatum
107
teleomorph counterpart of blastomyces dermstitidis
Ajellomyces dermstitidis
108
teleomorph counterpsrt of cryptococcus neoformans
Filobasidiella neoformans
109
spore of Filobasidiela neoformans
basidiospores
110
hyphae join together to form
mycelium
111
most hyphal cells are separated by
porous cross-walls or septa (singular form=septum)
112
types of hyphae based on the presence of septum
Septate hyphae,Aseptate hyphae
113
two types of hyphae based on how they grow in the media
Vegetative or Substrate hyphae, Aerial Hyphae
114
hyphae that have cross - walls
Septate hyphae
115
hyphae that don't hsve cross-walls
Aseptate hyphae
116
Hydrophilic- they are the one's growing within the medium
Vegetative or substrate hyphae