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parasitology > exam 2 > Flashcards

exam 2 Flashcards

1
Q

cestode: dipylidium caninum - common name

A

flea tapeworm

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2
Q

cestode: diphyllobothrium - common name

A

fish tapeworm

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3
Q

trematode: alaria spp - common name

A

intestinal fluke

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4
Q

trematode: nanophyetus salmincola - common name

A

fish disease

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5
Q

trematode: metorchis spp - common name

A

liver fluke (bile duct and gallbladder fluke)

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6
Q

trematode: paragonimus kellicotti - common name

A

lung fluke

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7
Q

trematode: heterobilharzia americana - common name

A

blood fluke/liver fluke

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8
Q

arthropod: cheyletiella spp - common name

A

walking dandruff

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9
Q

arthropod: otodectes cynotis - common name

A

ear mite

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10
Q

arthropod: eutrombicula spp - common name

A

harvest mite/chigger

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11
Q

arthropod: sarcoptes scabei - common name

A

canine scabies

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12
Q

arthropod: notoedres sp - common name

A

feline scabies

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13
Q

arthropod: demodex spp - common name

A

demodectic mange

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14
Q

arthropod: dermacentor variabilis - common name

A

american dog tick

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15
Q

arthropod: dermacentor andersoni - common name

A

rocky mountain wood tick

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16
Q

arthropod: rhipicephalus sanguineus - common name

A

brown dog tick

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17
Q

arthropod: ixodes spp - common name

A

deer tick

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18
Q

arthropod: amblyomma americanum - common name

A

lone star tick

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19
Q

arthropod: amblyomma maculatum - common name

A

gulf coast tick

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20
Q

insect; ctenocephalides felis - common name

A

cat flea

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21
Q

insect: ctenocephalides canis - common name

A

dog flea

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22
Q

insect: trichodectes canis - common name

A

dog chewing lice

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23
Q

insect: felicola subrostratus - common name

A

cat chewing lice

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24
Q

insect: linognathus setosus - common name

A

dog sucking lice

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25
Q

insect: cutebra spp - common name

A

bot fly larvae

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26
Q

hemoflagellate: trypanosoma spp - common name

A

chagas disease

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27
Q

systemic apicomplexa: neospora caninum - common name

A

canine coccidian

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28
Q

nematode: ostertagia ostertagi - common name

A

brown stomach worm

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29
Q

nematode: teladorsagia spp - common name

A

ostertagia of sheep

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30
Q

nematode: haemonchus - common name

A

barber pole worm

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31
Q

nematode: trichostrongylus spp - common name

A

hair worm

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32
Q

nematode: nematodirus spp - common name

A

thread necked worm

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33
Q

nematode: bunostomum spp - common name

A

hookworm of ruminants

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34
Q

nematode: oersophagostomum spp - common name

A

nodular worm

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35
Q

nematode: trichuris spp - common name

A

whipworm

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36
Q

what is the infective stage of tapeworm

A

metacestode

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37
Q

what is the first IH for all flukes

A

snail

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38
Q

IH for taenia

A

ruminants, rodents, lagomorphs

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39
Q

taenia shed stage

A

eggs or egg-laden proglottids

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40
Q

taenia dx

A

sedimentation

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41
Q

flatworm of the taeniidae family that is a significant public health concern

A

echinococcus

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42
Q

2 strains of echinoccus granulosus

A

sylvatic and pastoral

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43
Q

which cycle does echonococcus multicularis mostly have

A

sylvatic

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44
Q

what strain causes alveolar echinococcus

A

e. multiocularis

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45
Q

pathogenesis of alveolar echinococcus

A

severe hepatic lesions
hydatid cysts in liver/lungs

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46
Q

dipylidium caninum IH

A

flea

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47
Q

diphyllobothrium latum IH

A

1st- crustacean
2nd - fish

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48
Q

mesocestoides IH

A

1st - unknown
2nd - small mammals, dogs

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49
Q

spirometra IH

A

1st - crustacean
2nd - fish, dogs

50
Q

dipylidium caninum c/s

A

itching caused by proglottids moving to anal area

51
Q

dipylidium dx

A

sedimentation

52
Q

how are the eggs of dipylidium

A

egg packets

53
Q

proglottids of this species resemble cucumber seeds

A

dipylidium

54
Q

this species has a zipper like appearance

A

diphyllobothrium

55
Q

infective stage of diphyllobothrium

A

plerocercoids

56
Q

spirometra distribution

A

southeastern and gulf coast states

57
Q

this species causes proliferative sparganosis

A

spirometra

58
Q

proliferative sparganosis pathogenesis

A

inflammation of thoracic or abdominal cavity

59
Q

what is the infective stage of mesocestoides called

A

tetrathyridium

60
Q

intestinal infection by adult mesocestoides

A

asymptomatic

61
Q

peritoneal infection by tetrathyridia c/s

A

ascites, vx, diarrhea, scrotal swelling

62
Q

alaria is common in free roaming cats in

A

oklahoma

63
Q

alaria transmission

A

transmammary

64
Q

immature alaria can migrate to the lungs causing

A

respiratory compromise
pulmonary hemorrhage

65
Q

alaria dx

A

flotation

66
Q

ingestion of ___ can cause fatal alaria infection in humans

A

undercooked frog legs

67
Q

nanophyetus salmincola distribution

A

west coast

68
Q

causes salmon poisoning

A

nanophyetus salmincola

69
Q

microbe that causes salmon poisoning

A

neorickettsia helminthoeca

70
Q

metorchis IH

A

1st - snail
2nd - cyprinid fish

71
Q

paragonimus kellicotti natural host

A

mink

72
Q

pargonimous kellicotti IH

A

crayfish

73
Q

parogonimous kellicotti pathogenesis

A

cough, exercise intolerance, dyspnea

74
Q

where does parogonimous kellicotti form cysts

A

lungs

75
Q

heterobilharzia americana site

A

omental and hepatic veins

76
Q

heterobilharzia americana distribution

A

southern and southwestern US
texas and louisiana

77
Q

infective stage of heterobilharzia

A

cercaria

78
Q

heterobilharzia dx

A

sedimentation in saline

79
Q

this species of mite can live in the environment for months

A

otodectes

80
Q

indoor habitats/kennel tick

A

rhibicephalus sanguineus

81
Q

ticks species that can cause tick paralysis and canine hepatozoonosis

A

ambylomma maculatum

82
Q

who are lice contagious between

A

same host species

83
Q

a well-demarcated, soft, fistulous swelling in late summer or early fall is a key sign

A

cuterebriasis

84
Q

who is at a greater risk for cuterebriasis

A

free roaming cats

85
Q

infective stage of giardia

A

oocysts

86
Q

infective stage of tritrichomonas foetus

A

trophozoites

87
Q

pathogenesis of tritrichomonas foetus in cats

A

chronic large bowel diarrhea

88
Q

trypanosoma cruzi distribution

A

southern US and south america

89
Q

trypanosoma IH

A

kissing bug

90
Q

leishmania IH

A

sandfly

91
Q

leishmania is endemic in

A

mediterranean

92
Q

typical leishmania lesions

A

skin lesions

93
Q

cystoisospora pathogenesis

A

direct destruction of enterocytes
small bowel diarrhea in kittens

94
Q

who should be treated for cystoispora

A

whole litter

95
Q

cryptosporidium pathogenesis

A

autoinfection within the intestine
hyperinfection in immunocompromised

96
Q

neospora caninum pathogenesis

A

progressive hindlimb paralysis, dysphagia

97
Q

toxoplasma transmission

A

transplacental

98
Q

pathogenesis of toxoplasma

A

abortions in IH

99
Q

babesia risk factor

A

fighting dogs

100
Q

babesia pathogenesis

A

hemolytic anemia

101
Q

hepatozoon transmission

A

eating infected tick
transplacental

102
Q

hepatozoon pathogenesis

A

fever, myositis, muscle atrophy, purulent eye discharge, anemia, death

103
Q

hepatozoon dx

A

blood smear - in neutrophils

104
Q

ostertagia ostertagi site

A

abomasum

105
Q

most economically important GI nematode of grazing cattle

A

ostertagia ostertagi

106
Q

L4 of ostertagia undergo ___ in abomasal mucosa

A

hypobiosis

107
Q

this parasite produces morocco leather appearance in the abomasum

A

ostertagia ostertagi

108
Q

infection caused by ingestion of large number of L3 ostertagia, usually in late summer and fall

A

type 1 ostertagia

109
Q

type 1 ostertagia pathogenesis

A

profuse bright green watery diarrhea

110
Q

ostertagia infection caused by resurgence of inhibited larvae

A

type II ostertagia

111
Q

pathophysiology of ostertagia

A

destruction of parietal cells, leakage of pepsinogen, reduced acidity

112
Q

most important parasite in sheep and goat

A

haemonchus contortus

113
Q

haemonchus pathogenesis

A

anemia, submandibular edema

114
Q

haemonchus dx

A

FAMACHA

115
Q

an important cause of subclinical production loss, contributes to PGE compex

A

cooperia

116
Q

this species is dependent on spring thaw for hatching

A

nematodirus

117
Q

bunostomum transmission

A

L3 ingestion
L3 skin penetration

118
Q

bunostomum pathogenesis

A

submandibular edema

119
Q

only the females of this species are parasitic

A

strongyloides papillosus

120
Q

strongyloides papillosus transmission

A

skin penetration
oral mucosa penetration
lactogenic

121
Q

parasite of the large intestine in cattle, sheep, goat and swine

A

oesophagostomum

122
Q

oesophagostomum pathogenesis

A

nodules in mucosa of large intestine

parasitology (4 decks)

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