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Microbiology (2060) > Module 12- Part 1: Fungal Pathogens > Flashcards

Module 12- Part 1: Fungal Pathogens Flashcards

1
Q

What is the study of fungi called?

A

Mycology

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2
Q

What is the name for the type of organisms that obtain their nutrients from dead organic matter?

A

Saprophytes

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3
Q

What is the digestive enzyme secreted by fungi?

A

Exoenzyme

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4
Q

What is the small reproductive body that is produced by a fungi to help it survive and reproduce?

A

Spore

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5
Q

What is the scientific name for baker’s yeast?

A

Saccharomyces cerevisiae

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6
Q

What does Saccharomyces cerevisiae translate to in common terms?

A

Sugar fungus of the beer

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7
Q

What are mycoses?

A

Fungal species that cause disease

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8
Q

What are the 2 categories that fungi can be broken down into?

A

Yeasts and molds

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9
Q

What are two examples of molds?

A

Penicillium chrysogenum and Aspergillus niger

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10
Q

What is the body of molds or fungi called?

A

The thallus

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11
Q

What are the long, branching threads found in fungi?

A

Hyphae

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12
Q

What term means “containing hyphae?”

A

Septate

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13
Q

What is an example of septate fungi that is opportunistic and found in human lung tissue?

A

Aspergillus fumigatus

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14
Q

What is the term that means a fungi does not have hyphae?

A

Nonseptate

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15
Q

What is the region of fungi that contain a tangled mass of hyphae?

A

Mycelium

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16
Q

What is an example of a fungi that has mycelium?

A

Rhizopus mycelium

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17
Q

What are the two types of asexual reproduction that fungi can perform?

A

Budding or fission

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18
Q

What is an example of an organism that performs budding?

A

Saccharomyces cerevisiae

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19
Q

What is an example of an organism that performs fission?

A

Schizosaccharomyces pombe

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20
Q

Which type of asexular reproduction is “unequal division?”

A

Budding

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21
Q

Which type of asexual reproduction is “equal splitting?”

A

Fission

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22
Q

What is the term for fungi that look like they contain hyphae but don’t?

A

Pseudohyphae

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23
Q

What is an example of a pseudohyphae fungi?

A

Candida albicans

24
Q

What is the term for fungi that sometimes look like a mold and sometimes look like a yeast?

25
Q

What are the 3 phylum of fungi?

A

Zygomycota, ascomycota, and basidiomycota

26
Q

Zygomycota are also known as…

A

Conjugation fungi

27
Q

Ascomycota are also known as…

28
Q

Basidiomycota are also known as…

A

Club fungi

29
Q

What are the 5 types of mycoses?

A

Systemic, subcutaneous, cutaneous, superficial, and opportunistic

30
Q

What is the genus for valley fever or San Joaquin valley fever?

A

Coccidiomycosis

31
Q

What is the term for a disease that is always present in some degree?

32
Q

What is the scientific name for the dimorphic fungus that causes skin abscesses, UTI, meningitis, and heart inflammation?

A

Coccidioides immitis

33
Q

What is the term for the fungal form of Coccidioides immitis that gets into the human lungs and reproduces?

34
Q

What type of mycoses is Coccidioides immitis?

35
Q

What type of mycoses is Sporothrix schenckii?

A

Subcutaneous

36
Q

What is the scientific name for “rose growers disease?”

A

Sporothrix schenckii

37
Q

What is the steroid found in the plasma membrane of fungi?

A

Ergosterol

38
Q

How do azole drugs work against fungi?

A

They stop fungi from making ergosterols. The plasma membrane will break down and the cells will die.

39
Q

What are dermatophytes?

A

Fungi that only infect the epidermis, hair, and nails

40
Q

What is the enzyme that is found in dermatophytes that allows them to use keratin as a nutrient source?

A

Keritinase

41
Q

What is the scientific name for jock itch?

A

Tinea cruris

42
Q

What is the scientific name for athlete’s foot?

A

Tinea pedis

43
Q

What is the scientific name for the condition that causes flakey skin on the head of children?

A

Tinea capitis

44
Q

What is the scientific name for the fungal infection that affects the toenails and fingernails?

A

Tinea unguium

45
Q

What is the scientific name for the fungal species that causes tinea or ringworm?

A

Malassezia furfur

46
Q

What type of mycoses is Malassezia furfur?

47
Q

What type of mycoses if found alson hair shafts and the surface of epidermal cells?

A

Superficial

48
Q

What is the scientific name for the common cause of dandruff?

A

Malassezia globosa

49
Q

What fungus causes tinea versicolor?

A

Malassezia globosa

50
Q

What type of mycoses is usually harmless but can be pathogenic in an immunocompromised host?

A

Opportunistic

51
Q

What is the scientific name for the fungus that causes pneumonia?

A

Pneumocystis jiroveci

52
Q

What is the scientific name for the fungus that causes candidiasis?

A

Candida albicans

53
Q

What fungus causes oral thrush, esophageal lesions, and vaginal yeast infections?

A

Candida albicans

54
Q

What is the encapsulated yeast that causes cryptococcosis?

A

Cryptococcus neoformans

55
Q

Where is cryptococcus neoformans typically found?

A

Soil and bird droppings

56
Q

What special staining technique is used to view Cryptococcus neoformans?

Microbiology (2060) (21 decks)

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