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VMCB121 (2nd Lab Exam) > Introduction to Mycology > Flashcards

Introduction to Mycology Flashcards

1
Q

The scientific study of fungi.

A

Mycology

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2
Q

These are eukaryotic microorganisms.

A

Fungi

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3
Q

They are larger than bacteria

A

Fungi

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4
Q

2 Types of Fungi

A
  1. Unicellular
  2. Multicellular
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5
Q

Example of Unicellular Fungi

A

Yeast

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6
Q

Example of Multicellular Fungi

A

Molds / filamentous fungi

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7
Q

It is made mostly of polysaccharides.

A

Fungal cell wall

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8
Q

What is fungal cell wall made of?

A

Polysaccharides

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9
Q

Polysaccharides that make up the fungal cell wall

A
  • Chitin
  • Glucan
  • Mannan
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10
Q

Gross Morphology of Fungi

A
  • Pigmentation
  • Topography
  • Texture
  • Size of colonies
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11
Q

Example of Pigmentations of Fungi gross morphology

A
  • tan
  • white
  • green
  • black
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12
Q

It is granular light buff to tan color colony

A

Trichophyton mentagrophytes

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13
Q

What is the agar used for Trichophyton mentagrophytes?

A

Sabouraud’s dextrose agar culture

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14
Q

Stain used for Trychophyton mentagrophytes.

A

Lactophenol cotton blue mount

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15
Q

It has numerous oval to pyriform-shaped microconidia at 400x

A

Trichophyton mentagrophytes

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16
Q

It looks cottony white to buff color colony.

A

Microsporum canis

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17
Q

Agar used for Microsporum canis

A

Sabouraud’s dextrose agar culture

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18
Q

Stain used for Microsporum canis

A

Lactophenol cotton blue mount

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19
Q

It’s a spindle-shaped macromedia

A

Microsporum canis

20
Q

2 Types of hyphae

A
  • septate
  • non-septate
21
Q

It refers to masses of hyphae.

A

Mycelium

22
Q

It is commonly seen in yeast.

A

Pseudohyphae

23
Q

How does yeast reproduce?

A

by budding or fission

24
Q

Conidia can be two types

A
  • macroconidia
  • microconidia
25
Q

Spores found within sac (sporangium)

A

Endospores

26
Q

2 types of yeasts

A
  • Capsulated yeast
  • Budding yeast
27
Q

An example of capsulated yeast

A

Cryptococcus neoformans

28
Q

What staining is used for Cryptococcus neoformans?

A

India ink test

29
Q

It shows germ tubes.

A

Budding yeast

30
Q

Budding yeast can show what

A

germ tubes

31
Q

Hyphal branches originating in a foot cell in the vegetative mycelium.

A

Conidiophores

32
Q

It has conidiophores; hyphal branches originating in a foot cell in the vegetative mycelium and ending in an expanding vesicle.

A

Aspergillus fumigatus

33
Q

The staining used for Aspergillus fumigatus.

A

Lactophenol cotton blue mount

34
Q

Agar used for Aspergillus fumigatus.

A

Sabouraud’s dextrose agar culture

35
Q

Flask-shape layers covering the vesicle of Aspergillus fumigatus.

A

Phialides

36
Q

It is where chains of pigmented conidia can be seen.

A

Phialides

37
Q

Phialides have chains of pigmented _____ on their ends.

A

conidia

38
Q

The asexual reproductive units

A

Conidia

39
Q

They give the fungal colony its color.

A

Conidia (?)

40
Q

Different types of media

A
  • Non-selective media
  • Selective media
  • Subculture media
41
Q

Examples of Non-selective media

A
  • Sabouraud’s dextrose agar
  • Brain heart infusion (with or without 5% blood and 1% glucose)
42
Q

It can be with or without 5% blood and 1% glucose.

A

Brain heart infusion

43
Q

Brain heart infusion can be with or without ____ and ____

A

5% blood
1% glucose

44
Q

It is with chloramphenicol and cycloheximide,

A

Mycosel agar

45
Q

Mycosel agar is with these two.

A
  • Chloramphenicol
  • Cycloheximide
46
Q

Types of Selective media

A
  • Mycosel Agar
  • Inhibitory Mold Agar
  • Dermatophyte test medium
47
Q

Types of Subculture media

A
  • Neutral SDA (Emmon’s)
  • Cornmeal-Tween 80 agar
  • Potato dextrose agar

VMCB121 (2nd Lab Exam) (6 decks)

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