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Microbiology > Chapter 12 > Flashcards

Chapter 12 Flashcards

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Biology 101 flashcards
0
Q

Contain cross-walls called septa

Units are uninucleate

A

Septate Hypha

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1
Q 
Septate hypha 
Coenocyte hypha
Vegetative hypha 
Reproductive or aerial hypha 
Pseudohypha
A

Different Hyphae

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2
Q

Do not contain septa

Appear continuous with many nuclei

A

Coenocytic hypha

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3
Q

Portion of hypha that obtains nutrients

A

Vegetative hypha

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4
Q

Portions of hypha concerned with reproduction
Projects above surface
Often bear reproductive spores

A

Reproductive or Aerial Hypha

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5
Q

Found in some buffing yeast

Short chain of buds that is unable to detach

A

Pseudohypha

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6
Q

Entire vegetative structure body if fungus

Consist of long filaments of cells joined together

A

Thallus

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7
Q

Long filament of cells in fungi

Each fragment oh hypha capable of growth

A

Hypha

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8
Q

Mass of long filaments of cells that branch and intertwine

A

Mycelium

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9
Q

Yeast. Molds and mushrooms
Aerobic And anaerobic
Reproduce by spores
Both sexual and asexual

A

Fungi

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10
Q

chemoautotrophic

A

fungi

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11
Q

Type of conida formed by the fragment of a separated hypha into single slightly thickened cells
Coccidioides immitis

A

Arthroconidia

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12
Q

Type of conida that consist of buds coming off the parent cell.
Some yeast like Candida albicans produce

A

Blastoconidia

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13
Q

Unicellular or multicellular spore that is not encoded on a sac
They are produced on a chain at the end of a Conidiospore

A

Conidiospore

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14
Q

Arthrospore

Blastoconidia

A

Conidiospore

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15
Q

Chlamydospores

Sporangiophores

A

Asexual spores

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16
Q

Most common method of sexual
Reproduction in fungi
Born on mycelium
Formed by the hyphae of one organism. Produce by individual fungus through mitosis n cell divisions

A

Asexual spores

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17
Q

Formed from aerial hyphae
Sexual or asexual
True reproductive spore
Less tolerant to dry or hot environments

A

Fungal spores

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18
Q

Thick walled spores formed by rounding and enlargement within a hyphal segment.
Candida albicans

A

Chlamydospores

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19
Q

Formed within a sporangium or sac at the end of an aerial hypha
Ex. Rhizopus

A

Sporangiophores

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20
Q
  1. Plasmogamy
  2. Karyogamy
  3. Meiosis
A

Sexual spore reproduction

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21
Q

Haploid nucleus of a donor cell (+) penetrates the cytoplasm of a recipient cell (-)

A

Plasmogamy

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22
Q

Then + and - nucleus fuse to form

Zygote

A

Karyogamy

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23
Q

The diploid nucleus gives rise to haploid nuclei (sexual spore) some of which genetic recombinant

A

Meiosis

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24
Q

Fusion of haploid cell

A

Zygospore

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25
Q

Formed in sac (ascus)

A

Ascospore

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26
Q

Formed externally on pedestal (basidium)

A

Basidispore

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27
Q

Fungal infection

A

Mycosis

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28
Q

Generally chronic

Difficult to treat because of similarities of animal and fungal cells

A

Fungal infection

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29
Q

Deep within the body through inhalation of spore
Not contagious
Histoplasmosis
Coccidioidomycosis

A

Systemic mycosis

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30
Q

Breathe skin, spores or mycelial Fragment wound
By saprophytic fungi
Sporotrichosis

A

Subcutaneous mycosis

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31
Q

Zygomycota
Ascomycota
Basidiomycota
Anamorphs

A

Divisions of fungi

32
Q

Sexual spores that are thick walked resting spores zygospores.
Asexual spores borne internally in a sporangium

A

Zygomata

33
Q

Sac fungi
Septate hyphae
Sexual spores borne internally in a sac called ascus
Asexual spores are borne externally as conida

A

Ascomycota

34
Q

Club fungi
Septate hyphae
Borne externally on club shaped structure called basidium

A

Basidiomycota

35
Q

Deuteromycata
Imperfect fungi
Only asexual usually conidiospores have seperate hyphae

A

Anamorphs

36
Q

On epidermis, hair, nails, secretes keratinase

Transmitted from human to human, animal to human contact

A

Cutaneous mycosis

Dermatomycosis

37
Q

Hair shafts

Superficial epidermis

A

Superficial mycosis

38
Q

Generally harmless fungi become
Pathogenic
Pneumocystis-pathogenic in AIDS pt
Stachybotrys-cause fatal pulmonary hemorrhage in infants

A

Opportunistic

39
Q

Photoautotroph that lack tissues
Filamentous and few have thalli
Reproduce asexually
Fragments of thalli & filaments are capable to form new thalli and fragments

A

Algae

40
Q 
Thallus 
Holdfast
Stipes
Blades 
Pneumatocyst
A

Algae

41
Q

The body

A

Thallus

42
Q

Branches of thalli which anchor the seaweeds to a rock

A

Holdfast

43
Q

Leaflike

A

Blades

44
Q

Gas filled bladder found in some algae that acts as a float

A

Pneumatocyst

45
Q

Brown algae

A

Phaeophtyta

46
Q

Red algae

A

Rhodophyta

47
Q

Green algae

A

Chlorophyta

48
Q

Diatoms

A

Bacillariophyta

49
Q

Dinoflagellates

A

Dinoflagellata

50
Q

Diatoms
Unicellular, Filamentous with cell wall of pectin & layer of silica
Domoic acid intoxication

A

Bacillariophyta

51
Q

Causes diarrhea and memory loss

Causes by eating mussels feeding on diatoms

A

Domoic acid intoxication

52
Q

Unicellular algae called plankton

A

Dinoflagellata

53
Q

Caused by saxitoxin produced by genus Alexandrium that forms red tide in ocean. Humans contracts that disease when they eat mollusks feeding on these dinoflagellates

A

Paralytic shellfish poisoning

54
Q

Caused by Gambierdiscus toxicus by eating large fish

A

Ciguatera

55
Q

Chemoautotroph

Unicellular

A

Protozoa

56
Q

Archaeozoa
Microsporidia
Amoebozoa

A

Divisions of Protozoa

57
Q

Unusual eukaryotes

Without mitochondria usually two or more front end flagella

A

Archaeozoa

58
Q

Unusual eukaryotes without mitochondria or microtubles

Pathogen-Nosema

A

Microsporidia

59
Q

Called amoebas
Move by blunt projections called pseudopods
Pathogens-entamoeba, Acanthoeba

A

Amoebozoa

60
Q

Non motile, intracellular parasites

Plasmodium(complex life cycle)

A

Apicomplexa

61
Q

Ciliary motion
Pathogen
Balantidium coli

A

Coli photos

62
Q

Flagella
Pathogen
Trypanosoma

A

Euglenozoa

63
Q

Multicellular eukaryotic parasitic animals
Chemohetertroph
Lack digestive system, nutrients are absorbed
Complex reproduction system to produce large number of eggs

A

Helminths-parasitic worm

64
Q 
Animalia 
2 Phyla: 
    Platyhelminthes(flatworms) 
          -flukes
          - tapeworms 
    Nematoda (roundworms)
A

Helminths

65
Q

Complex life cycle as each larval stage needs a specific host
Do cross fertilization, or self fertilization
Dioecious-male & female
Monoecious
Hermaphroditic-one animal has both types of reproductive organs

A

Helminths

66
Q

Flukes
Liver fluke
Blood fluke
Lung fluke

A

Trematodes

67
Q 
Flukes 
Leaf shaped bodies 
Ventral sucker & oral sucker
Have cuticle 
Hermaphrodites
A

Trematodes

68
Q

Clonorchis sinenis

Found mainly in the common bile duct and hall bladder

A

Liver fluke

69
Q

Schistosoma
Penetrates the skin of ppl bathing in stagnant water pools. Adult parasite invades the liver and produces disease
Swollen abdomen and presence of microscopic eggs in feces

A

Blood fluke

70
Q

Paragonimus westermani

A

Lung fluke

71
Q 
Tapeworms 
Intestinal parasites
Scolex has suckers for attachment 
Completely lack digestive system 
Body consists called proglottids
A

Cestodes

72
Q

Pork tapeworm
Humans definitive host, seine intermediate host
Proglottids leave the human body in fences and contaminates fed to pigs
Eggs by human hatch and larvae encyst in brain and other parts causing cysticercosis

A

Taenia solium

73
Q

Roundworms

  1. Has infective eggs
  2. Infecting Larva
A

Nematodes

74
Q

Complete digestive system, mouth, intestine and anus
Dioecious w/sexual dimorphism
Free living or parasites of plants and animals

A

Nematodes

75
Q

Parasitic roundworms

Pinworm

A

Enterobius

76
Q

Parasitic roundworm

Invades intestinal wall and produce larva that invades muscles

A

Trichinella

77
Q

Insects transmits disease from one host to another
Tse tse fly transmits African Trypanosomiasis
Rat flea transmits bubonic plague

A

Insect vectors

Microbiology (13 decks)

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