Parasitology Flashcards

1
Q

What are Protozoa?

A

one-celled, microscopic organisms

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2
Q

What are some Protozoan parasites?

A

Flagellates, Giardia, sporozoa - coccidians

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3
Q

What are Helminths?

A

multicelled organisms, usually visible to the naked eye

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4
Q

What are some Helminths?

A

flatworms, trematodes (flukes), cestodes (tapeworm), nematodes (roundworm)

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5
Q

What are ectoparasites/arthropods?

A

live on external surfaces or in the skin; serve as vectors to transmit infective organisms

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6
Q

What are some forms of ectoparasites/arthropods?

A

diptera (mosquitoes), blackflies, horseflies, deerflies

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7
Q

Toxacara canis

A

roundworms (dog)

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8
Q

What is the pre-patent period of Toxacara canis?

A

3-5 weeks

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9
Q

Where does Toxacara canis live?

A

small intestines

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10
Q

Ancylostoma caninum

A

hookworms (dog)

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11
Q

What is the pre-patent period of Anylostoma caninum?

A

2-3 weeks

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12
Q

Where does Ancylostoma caninum live?

A

small intestines

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13
Q

Uncinaria stenocephala

A

hookworms (dog)

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14
Q

What is the pre-patent period of Uncinaria stenocephala?

A

2 weeks

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15
Q

Where does Uncinaria stenocephala live?

A

small intestines

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16
Q

Trichuris vulpis

A

whipworms (dog)

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17
Q

What is the pre-patent period of Trichuris vulpis?

A

3 months

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18
Q

Where does Trichuris vulpis live?

A

large intestines

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19
Q

Dirofilaria immitis

A

heartworm (dog and cat)

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20
Q

What is the pre-patent period of Dirofilaria immitis?

A

6-8 months

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21
Q

Dictophyma renale

A

giant kidney worm (dog)

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22
Q

What is the pre-patent period of Dictophyma renale?

A

5 months

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23
Q

Toxacara cati

A

roundworms (cat)

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24
Q

What is the pre-patent period of Toxacara cati?

A

8 weeks

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25
Q

Where do Toxacara cati live?

A

small intestines

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26
Q

Ancylostoma tubaeforme

A

hookworms (cat)

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27
Q

What is the pre-patent period of Ancylostoma tubaeforme?

A

3 weeks

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28
Q

Where do Ancylostoma tubaeforme live?

A

small intestines

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29
Q

Toxacaris leonina

A

roundworms (dog and cat)

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30
Q

Where do Toxacaris leonina live?

A

small intestines

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31
Q

Capillaria plica

A

bladderworm (dog)

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32
Q

Capillaria feliscati

A

bladderworm (cat)

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33
Q

What is the pre-patent period of Capillaria plica/feliscati?

A

60 days

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34
Q

Strongyloides stercoralis

A

threadworm (dog and cat)

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35
Q

What is the pre-patent period of Strongyloides stercoralis?

A

8-14 days

36
Q

Dipylidium caninum

A

tapeworms (dog and cat)

37
Q

What is the pre-patent period of Dipylidium caninum?

A

3 weeks

38
Q

Taenia spp.

A

tapeworms (dog and cat)

39
Q

What is the pre-patent period of Taenia spp.?

A

2 months

40
Q

Where do Taenia spp. live?

A

small intestines

41
Q

Where do Dipylidium caninum live?

A

small intestines

42
Q

Echinococcus spp.

A

tapeworms (dog and cat)

43
Q

What is the pre-patent period of Echinococcus spp.?

A

47 days

44
Q

Where do Echinococcus spp. live?

A

small intestines

45
Q

Cystoisospora spp.

A

coccidia (dogs and cats)

46
Q

What is the pre-patent period of Cystoisospora spp.?

A

4-12 days

47
Q

Where do Cystoisospora spp. live?

A

small intestines

48
Q

Parascaris equorum

A

roundworms (horse)

49
Q

Eimeria leuckarti

A

coccidia (horse)

50
Q

What is the pre-patent period of Parascaris equorum?

A

10 weeks

51
Q

Where do Parascaris equorum live?

A

small intestines

52
Q

What is the pre-patent period of Eimeria leuckarti?

A

15-33 days

53
Q

Cyathostomes

A

small strongyles (horse)

54
Q

What is the pre-patent period of Cyathostomes?

A

2-3 months

55
Q

Where do Cyathostomes live?

A

large intestine

56
Q

Strongylus spp.

A

large strongyles (horse)

57
Q

What is the pre-patent period of Strongylus spp.?

A

6-12 months

58
Q

Where do Strongylus spp. live?

A

large intestines

59
Q

Oxyuris equi

A

pinworms (horse)

60
Q

What is the pre-patent period of Oxyuris equi?

A

5 months

61
Q

Where do Oxyuris equi live?

A

large intestines

62
Q

Strongyloides westeri

A

threadwors (horse)

63
Q

What is the pre-patent periof of Strongyloides westeri?

A

8-14 days

64
Q

Where do Strongyloides westeri live?

A

small intestines

65
Q

Gasterophilus spp.

A

bot flies (horse)

66
Q

Where do Gasterophilus spp. live?

A

stomach

67
Q

Fasciola spp.

A

liver fluke

68
Q

What is the pre-patent period of Fasciola spp.?

A

10-12 weeks

69
Q

Where do Fasciola spp. live?

A

liver

70
Q

Bunostomum spp.

A

hookworms (large animal)

71
Q

What is the pre-patent period of Bunostomum spp.?

A

2-3 weeks

72
Q

Where do Bunostomum spp. live?

A

small intestines

73
Q

Trichuris spp.

A

whipworms (large animal)

74
Q

What is the pre-patent period of Trichuris spp.?

A

2-3 months

75
Q

Where do Trichuris spp. live?

A

large intestines

76
Q

Cryptosporidium spp.

A

cryptosporidia

77
Q

What is the pre-patent period of Cryptosporidium spp.?

A

4-10 days

78
Q

Where does Cryptosporidium spp. live?

A

small and large intestines

79
Q

Cuterebra spp.

A

warbles

80
Q

What is the life cycle of Cuterebra spp.?

A

fly -> egg on ground, L1 on host migrate to L3 -> pupate on ground

81
Q

Ctenocephalides spp.

A

flea (cat & dog)

82
Q

Ixodes scapularis

A

deer tick

83
Q

Sarcoptes spp.

A

sarcoptic mange mite

84
Q

What is the life cycle of Sarcoptes spp.?

A

egg -> larvae -> nymph -> adult
all takes place on the host

85
Q

Demodex spp.

A

demodectic mange mite

86
Q

Cheyletiella spp.

A

walking dandruff mite

87
Q

Otodected cynotis

A

ear mite (cat & dog)