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VIROLOGY > Fungal Structure & Morphology > Flashcards

Fungal Structure & Morphology Flashcards

1
Q

T or F: both molds and yeast are fungi

A

T

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2
Q

are molds multi or unicellular

A

multicellular

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3
Q

how do molds grow

A

hyphae

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4
Q

are yeast multi or unicellular

A

unicellular

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5
Q

how do yeast grow

A

budding

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6
Q

def? mat like network of hyphae

A

mycelium

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7
Q

def? asexual reproductive elements

A

conidia

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8
Q

what makes up the mycelium

A

hyphae and conidia

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9
Q

where are the aerial hyphae located

A

above the media

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10
Q

where are the vegetative hyphae located

A

in the media

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11
Q

what kind of hyphae get nutrients

A

vegetative hyphae

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12
Q

what kind of hyphae have clear doors

A

septet hyphae

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13
Q

what kind of hyphae contain few doors or none at all

A

coenocytic hyphae

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14
Q

what kind of hyphae have clamp connections

A

separated hyphae with clamp connections

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15
Q

what kind of hyphae have spaces

A

hyphae with arthroconidia and disjunctor cells

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16
Q

are vegetative hyphae reproductive

A

no

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17
Q

what makes a good specimen (3)

A

deep, increased polymorphic nucleotides, and decreased epidermis cells

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18
Q

what kind of hyphae have constrictions

A

pseudohyphae

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19
Q

during sexual reproduction when 2 hyphae come together what do they make

A

zygospore

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20
Q

what is the infectious point of fungi

A

spores

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21
Q

what is the most common way of fungal infection (2)

A

inhalation and skin contact with spores

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22
Q

how do you get ring worm

A

skin touches spores

23
Q

what fungal group produces basidiospores

A

basidiomycetes

24
Q

what does the basidium produce

A

basidiospores

25
Q

what fungal group produces ascospores

A

ascomycetes

26
Q

what does the ascus produce

A

ascospores

27
Q

how many ascospores are usually in the ascus

A

4-8

28
Q

what process makes asexual spores

A

mitosis

29
Q

what kind of reproduction makes sporangiospores

A

asexual

30
Q

what does the sporangium produce

A

sporangiospores

31
Q

how are sporangiospores released

A

sporangium ruptures

32
Q

what kind of reproduction makes canidiospores/conidia

A

asexual

33
Q

are conidia produced in a sac

A

no

34
Q

what is 1 layer of conidia Called

A

uniserate

35
Q

what is 2 layers of conidia called

A

biserate

36
Q

what is considered the primitive spore

A

arthrospore

37
Q

how does hyphae make arthrospores

A

they separate then fragment into arthrospores

38
Q

when are chlamydospores produced

A

in unfavorable conditions

39
Q

t or F: chlamydospores are not highly resistant

A

F

40
Q

what causes the chlamydospores to have a thick wall

A

hyphae contrats –> loses water –> condenses cytoplasm

41
Q

when do chlamydospores become fungi

A

when the conditions improve

42
Q

if a chlamydospores is on the end of hyphae what is it called

A

terminal

43
Q

if a chlamydospores is in the middle of hyphae what is it called

A

intercalary

44
Q

if a chlamydospores is on the edge of hyphae what is it called

A

sessile

45
Q

what kind of spores do budding yeast make

A

blastospore

46
Q

what kind of reproduction makes blastospores

A

asexual

47
Q

what kind of reproduction makes arthrospores

A

asexual

48
Q

what kind of reproduction makes chlamydospore

A

asexual

49
Q

what is the name of phyla asomycetes large asexual spores

A

macroconidia

50
Q

what kind of septa do macroconidia have

A

transverse

51
Q

are macro or microconidia more infectious

A

micro

52
Q

what is the name of phyla asomycetes small asexual spores

A

microconidia

53
Q

what kind of spores are associated with dermatophytes

A

macro and microconidia

54
Q

Epidermophyton fungi only have what kind of asexual spores

A

macroconidia

VIROLOGY (6 decks)

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