Mycology Flashcards

1
Q

*Eukaryotic
*Unicellular or Multicellular

A

Fungi

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2
Q

fungi are:

A
  • chemoheterotrophs
  • saprophytes
  • parasites
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3
Q

microbes that use organic chemical substances as sources of energy and organic compounds as the main source of carbon.

A

chemoheterotrops

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4
Q

a plant, fungus, or microorganism that lives on dead or decaying organic matter.

A

saprophyte

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5
Q

culture media used in the cultivation of fungi

A

saboraud dextrose agar

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6
Q

who formulated SDA

A

raymond sabouraud in 1892

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7
Q

ingredients of SDA

A
  • dextrose
  • peptone
  • agar
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8
Q

gm/liter of dextrose

A

40.0

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9
Q

gm/liter of peptone

A

10.0

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10
Q

gm/liter of agar

A

15.0

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11
Q

final pH (at 25C) of SDA?

A

5.6±0.2

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12
Q

incubation period of fungi

A

long

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13
Q

growth requirements of fungi

A

o Moist environment
o Temperature of 20 – 30 °C
o Basic nutritional requirements

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14
Q

basic nutritional requirements of fungi

A
  • carbon
  • nitrogen
  • Sulfur, phosphorus, potassium and
    magnesium
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15
Q

SOME FUNGI OF INTEREST YEAST

A
  • Saccharomyces cerevisiae
  • Candida
  • Others
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16
Q

*Brewer’s yeast
*Fermentation
*Baking

A

Saccharomyces cerevisiae

17
Q

*Normal flora of the gastrointestinal tract
and is also frequently found on the skin and on the mucous membranes of the mouth and vagina
*Opportunistic pathogen.

A

Candida

18
Q
  • Cryptococcus neoformans
  • Pneumocystis jiroveci
A

Others

19
Q

SOME FUNGI OF INTEREST
MOLD

A
  • Rhizopus stolonifer
  • Penicillium
  • Aspergillus
  • Dermatophytes
20
Q

common bread mold

A

Rhizopus stolonifer

21
Q

*One of the most common household molds and is a frequent food contaminant
*Source of antibiotics

A

Penicillium

22
Q

*Usually nonpathogenic but may become
opportunistic in the respiratory tract of a
compromised host

A

Aspergillus

22
Q

*The three common dermatophytes are
Microsporum, Trichophyton, and
Epidermophyton – known to cause tinea or ringworm.

A

Dermatophytes