helminthology Flashcards

1
Q

A four-year-old mixed breed dog housed in a small, dirt-floored pen presents with a history of weight loss, diarrhea, and tenesmus. The faeces is soft and contains bright red blood. What parasite is most likely to cause the symptoms described?

  • Dipylidium caninum
  • Toxocara canis
  • Trichuris vulpis
  • Ancylostoma caninum
A
  • Trichuris vulpis
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2
Q

Dictyocaulus arnfieldi can infect

  • Sheep
  • Cattle
  • Horse
  • Deer
A
  • Horse
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3
Q

What is the shortest prepatent time of Strongylus vulgaris?

  • 360 days
  • 270 days
  • 180 days
  • 90 days
A
  • 180 days
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4
Q

Galactogen infection with roundworms is related to this type of PE-2

  • Toxocaroid
  • Ascaroid
  • Toxocaroid
  • Ascaridioid
A
  • Toxocaroid
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5
Q

How a pig can be infected with the thorny-headed worm?

  • Ingestion of an infected intermediate host containing acanthor
  • Ingestion of L3 in larvated eggs from the environment
  • Ingestion of free L3 from the environment
  • Ingestion of an infected intermediate host containing cystacanth
A
  • Ingestion of an infected intermediate host containing cystacanth
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6
Q

Which species cannot cause the infection of a 9 month old horse if you can find strongyle type eggs in the faeces?

  • Small strongyles
  • s. edentatus
  • s. vulgaris
  • s. equinus
A
  • s. edentatus
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7
Q

bunostomum spp. belong to…

  • ascarididae
  • bunostomidae
  • ancylostomatidae
  • strongylidae
A
  • ancylostomatidae
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8
Q

how can you diagnose heartworm infection in a dog?

  • Cultivation of microfilariae
  • Detection of microfilariae with Knott method
  • Detection of antigens and Knott method
  • Detection of antibodies and Knott method
A
  • Detection of microfilariae with Knott method
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9
Q

What is acanthor?

  • L1
  • L2
  • L3
  • Egg
A
  • L1
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10
Q

A mixed breed dog that is housed outdoors on soil presents with lesions on its sternum and ventral abdomen. The areas are erythematous. The parasite responsible for these lesions in most likely:

  • Aelurostrongylus abstrusus satungworm
  • Ancylostoma caninum
  • Bunostomum phlebotomum cattle Hookworm
  • Ancylostoma tubaeforme cats felid Hookworm
A
  • Ancylostoma caninum
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11
Q

The larvae of this worm species can cause the rupture of aorta

  • Dirofilaria immitis
  • Habronema muscae
  • Trichinella britovi
  • Spirocerca lupi
A
  • Spirocerca lupi
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12
Q

Melarsomine is used to kill

Dirofilaria repens adults
Dirofilaria immitis adults and microfilariae
Dirofilaria immitis adults
Dirofilaria immitis microfilariae

A

Dirofilaria immitis adults

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13
Q

what is the host species of Strongyloides westeri?
- cat
-pig
-horse
-dog

A

-horse

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14
Q

Which species develops without intermediate host?

  • Eucoleus aerophilus
  • Angiostrongylus vasorum
  • Capillaria plica
  • Parafilaria bovis
A
  • Eucoleus aerophilus
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15
Q

Definitive hosts of Thelazia callipaeda are…

  • Birds
  • Dogs
  • Ruminants
  • Horses
A
  • Dogs
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16
Q

Typhlitis verrucose verminosa can occur in…

  • Anoplocephalosis
  • Heterakiosis
  • Strongylidosis
  • Ascaridiosis
A
  • Heterakiosis
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17
Q

How many months after the infection with roundworms can found eggs in the faeces of foals?

  • 6 months
  • 2 months
  • 3-4 months
  • 1 month
A
  • 6 months
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18
Q

The infective stage of Onchocerca species develops in

  • Blackflies or biting midges
  • Blackflies
  • Mosquitoes
  • Sandflies
A
  • Blackflies or biting midges
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19
Q

Which is true for stringylus edentatus?

  • The 4th moult happens in the subserosa of the parietal peritoneum causing haemorrhagic
  • It is not pathogenic
  • This species has the shortest life cycle
  • Migration through the liver and pancreas are part of the life cycle
A
  • The 4th moult happens in the subserosa of the parietal peritoneum causing haemorrhagic
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20
Q

Chronic hepatitis interstitialis parasitaria multiplex can occur in

  • Horse
  • Poultry
  • Pig
  • Dog
A
  • Pig
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21
Q

Which is the large-mouthed bowel worm?

  • Oesophagostomum dentatum
  • Chabertia ovina
  • Trichuris trichiura
  • Bunostomum phlebotomum
A
  • Chabertia ovina
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22
Q

Dictyocaulus arenfieldi appears as…. In fresh faeces

  • Egg with zygote
  • Morulated egg
  • Larva
  • Larvated egg
A
  • Larvated egg
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23
Q

Predilection sites of Trichinella larvae in pigs

  • Tongue
  • Muscles of legs
  • Muscles of arms
  • Pectoral muscles
A
  • Tongue
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24
Q

The endectocides are effective against …

  • Monezia spp.
  • Trypanosomes
  • Hookworms
  • Rumen flukes
A
  • Hookworms
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25
Where does the threadworm live in the host? * In the colon * In the stomach * In the small intestine * In the caecum
* In the small intestine
26
Metastrongylus salmi lay.... * Egg with zygote * Morulated egg * Eggs with larva * 1st stage larvae
* Eggs with larva
27
This active ingredient is used for treating of milking animals * Abamectin * Doramectin * Moxidectin * Eprinomectin
* Eprinomectin
28
Adult strongylus vulgaris worm has.. * 4 tooth-like projections in the mouth x2 * A buccal capsule * 32 gut cells of the intestine * A long tail
* A buccal capsule * 32 gut cells of the intestine
29
This species does not have extraintestinal migration * Ascaris suum * Ascaridia galli * Strongylus vulgaris * Amidostomum anseri
* Amidostomum anseri
30
Heterakis dispar can occur in... * Chicken * Duck * Pheasant * Pigeon
* Duck
31
“summer sore” can occur in * Cattle * Reindeer * Horse * Sheep
* Horse
32
The infective stage of habronema megastoma is L1 * True * False
false
33
Cattle can be infected with protostrongylus rufescens true false
false
34
The cats cannot be infected with Eucoleus aerophilus true false
false
35
The chicken can be infected with Ascaridia galli with eating earthworms true false
true
36
Flies are the intermediate hosts of Habronema spp. * True * False
true
37
The L1 of Muellerius sp. is found in the cows manure * True * False
* False
38
Thelazia callipaeda can infect ... (more than one answer may be right!) * Human * Dog * Rabbit * Cat
* Human * Dog * Rabbit * Cat
39
F. hepatica antibodies can be detected from.... (more than one answer may be right!) * Serum * Milk * Blood * Faeces
* Serum * Milk
40
How the dogs can be infected with Ancylostoma caninum ? (more than one answer may be right!) - percutan -intrauterine -per os - galactogenic
- percutan -per os - galactogenic - intrauterine?
41
Unembrionated eggs can be detected from faeces. (more than one answer may be right! - diphylllobothrium latum - e. granulosus - spirometra spp - monezia spp
- spirometra spp
42
Where you can find cysticercus ovis? (more than one answer may be right!) * Brain * Skeletal muscle * Kidney * Heart
* Brain * Skeletal muscle * Heart
43
Strongyloides wester can cause infection .... (more than one answer may be right!) * Percutan * Prenatal * Galactogen * Peros
* Percutan * Galactogen * Peros
44
Echinococcus granulosis belongs to .... (more than one answer may be right!) - cyclophyllidae - pseudophyllidae - cestoda - taemoodae
- cyclophyllidae - cestoda - taemoodae
45
Which species can occur in cats? (more than one answer may be right!) * Diphyliobothridium latum * Echinococcus multilocularis (rarely cats) * Dipylidium caninum * Taenia taeniaeformis
* Diphyliobothridium latum * Echinococcus multilocularis (rarely cats) * Dipylidium caninum * Taenia taeniaeformis
46
Which species can cause galactogenic infection for the hosts? (more than one answer may be right!) * Strongyloides westeri * Ancylostoma tubaeforme * Filaroides milksi * Toxocara vitulorum
* Strongyloides westeri * Ancylostoma tubaeforme * Toxocara vitulorum
47
It can occur in vertebrate intermediate host (more than one answer may be right!) * Strobilocercus * Plerocercoid * Procercoid * Cysticercus
* Strobilocercus * Plerocercoid * Cysticercus
48
Which species can infect humans? (more than one answer may be right!) * Dicrocoelium dendriticum * Eucoleus aerophilus * Fasciola hepatica (least susceptible) * Ancylostoma caninum
* Dicrocoelium dendriticum * Fasciola hepatica (least susceptible) * Ancylostoma caninum
49
The infected paratenic hosts can infect the host with this species (more than one answer may be right!) -ascaridia galli - filaroides milksi -alaria alata -angiostrongylus vasorum
-ascaridia galli -alaria alata -angiostrongylus vasorum
50
Which species develop(s) in earthworms? Which species can infect humans? (more than one answer may be right!) * Metastrongylus apri * Syngamus trachea * Heterakis gallinarum * Capillaria plica
* Metastrongylus apri * Heterakis gallinarum * Capillaria plica
51
how the cats can be infected with T. cati which species can infect humans (more answers can be right) * Per os with eggs containing L3 * Intrauterine * With infected paratenic host * With milk
* Per os with eggs containing L3??????? * With infected paratenic host * With milk
52
Prepatent period of Fasciola hepatica * 6-8 months * 8-10 weeks * 3-5 weeks * 5-6 months
* 8-10 weeks
53
Which is the odd one out? * Procercoid * Plerocercoid * Cysticercoid * Cercaria
* Cercaria
54
The most fertile echinococcus can occur in * Goat * Sheep * Cattle * Pig
* Sheep
55
The adults of this tapeworm species can occur in human * Taenia hydatigena * Echinococcus granulosus * Echinococcus multilocularis * Dipylidium caninum
* Dipylidium caninum
56
This larval stage follows the miracidium * Redia * Cercaria * Sporocyst * Metacercaria
* Sporocyst
57
The dog is the .... Of Echinococcus multilocularis * Final and intermedia host * Paratenic host * Intermediate host Ealveolarsinprey animals * Final host
* Final host
58
This larval stage follows the redia stage * Metacercaria * Cercaria * Mesocercaria * Sporocyst
* Cercaria
59
The infective stage of Alaria alata is * Metacercaria * Mesocercaria * Metacercaria * Cercaria
* Mesocercaria
60
The larval form of this species many worms can develop in the intestine of dogs * Taemia solium * Echinococcus granulosus * Taenia crassiceps * Taenia hydatigen
* Echinococcus granulosus
61
The eggs always contain oncospheres (more than one answer may be right) * Moniezia * Taenia * Anoplocephala * Alaria
* Moniezia * Taenia * Anoplocephala
62
The cat’s stomach worm can infect .... Felids and mustelids Felids and canids Felids, canids, pig Felids
Felids, canids, pig
63
what is the intermediate hosts of spirocerca lupi ? - dung beetle - flea - mosquito - earthworm
dung beetle
64
Dictyocaulus arnfieldi can infect * Horse * Sheep * Cattle * Deer
horse
65
Parthenogenetic females can occur in * Strongyloides * Toxocara * Oesophagostomum * Ancylostoma
* Strongyloides
66
Which species can infect geese? * Trichostrongylus axei * Ollulanus tricuspis * Amidostomum anseris * Hyostrongylus rubidus
* Amidostomum anseris
67
Where can you find Cooperia worms during the necropsy? * In rumen * In colon * In small intestine * In abomasum
* In small intestine
68
What is the effective drug against Dirofilaria immitis adults? * Praziquantel * Melarsomine * Permethrin * Selamectin
* Melarsomine
69
Which species can cause coagulopathies? filaroides milksi Angiostrongylus vasorum Oslerus osleri Crenosoma vulpis
Angiostrongylus vasorum
70
what is the scientific name of the cat lungworm? Aelurostrongylus abstrusus Oslerus rostratus Oslerus osleri Troglostrongylus brevior
Aelurostrongylus abstrusus
71
How long is the prepatent period of T. canis if a dog became infected with eating infected paratenic host? -16 days - 28 days - 21 days - 19 days
19 days
72
Ollulanus tricuspis can be found in ... * Lung * Stomach * Colon * Duodenum
stomach
73
How can you detect small strongyle infection of horses? * FEC with floatation * Based on the morphology of L3 * Based on the morphology of L1 * With serology method
* Based on the morphology of L3
74
Where is the third moult of strongylus vulgaris? * In the abdominal cavity * In the lumen of large intestine * In the wall of large intestine * In the lumen of arteria
* In the wall of large intestine
75
How many forms of habronematidosis were mentioned? * 1 * 2 * 3 *4
*4
76
This species can infect pigs - Oesophagostomumradiatum - oesophagostomum columbianum - oesophagostomum venulosum - oesophagostomum quadrisepinalutum
- oesophagostomum quadrisepinalutum
77
the infective stage of whipworms are * Eggs containing L1 * Eggs * Eggs containing L3 * L3
* Eggs containing L1
78
Summer bleeding is caused by ... * Parafilaria * Setaria * Habronema * Draschia
* Parafilaria
79
Felids are not susceptible to ... * Oslerus rostratus * Angiostrongylus vasorum * Dictyocaulus cati * Aelurostrongylus abstrusus
* Dictyocaulus cati
80
The adult thorny-headed worms can be found in * Caecum * Small intestine * Colon * Bile ducts
* Small intestine
81
What can be detected in the faecal samples of puppies infected with Strongyloides? * Egg containing zygote * Egg in morula stage * L1 * Egg containing larva
* L1
82
Syngamus worms are most infective for chicken * Younger than 2-3 weeks * Older than 1 year * Older than 2-3 months * Younger than 2-3 months
* Younger than 2-3 months
83
Which are called whipworms? * Trichinella spp. * Trichuris spp. * Ascaris spp. * Capillaria spp.
* Trichuris spp.
84
Which of the following statement concerning the prepatent period for large strongyles is true? * The period is highly variable because they may undergo arrested development in the wall of the intestine * Strongylus equinus has the shortest period * The period ranges from 6 to 11 months * Strongyles become patent 40 to 60 days after infection
* The period ranges from 6 to 11 months
85
During the necropsy you can find Chabertia ovina in ... * Lung * Colon * Ileum * Duodenum
* Colon
86
This infection can be detected by floatation of eggs * Crenosoma * Protostrongylus * Angiostrongylus * Capillaria
* Capillaria
87
Predilection sites of Trichinella larvae in pigs * Tongue * Muscles of legs * Muscles of arms * Pectoral muscles
* Tongue
88
Where can you find Oesophagostomum worms during the necropsy? * In the large intestine * In the small intestine * In the stomach * In the rectum
* In the large intestine
89
It occurs in the gizzard of ducks * Syngamus trachea * Amidostomum anseris * Cyathostoma trachea * Cyathostomum anseris
* Amidostomum anseris
90
Onchocerca cervicalis microfilariae cannot cause eye infection * True * False
false
91
Trichuris vulpis can be found in the duodenum * True * False
false
92
The infective stage of Habronema megastoma is L1 * True * False
false, L3
93
The cats cannot be infected with Eucoleus aerophilus * True * False
false
94
Habronematosis can cause lung infections * True * False
true
95
The infective stage of the whipworms is L3 * True * False
false , eggs
96
How the hookworms can infect dogs? (more than one answer may be right) * With paratenic hosts * Per os L3 * Galactogenic * Percutan
* With paratenic hosts * Per os L3 * Galactogenic * Percutan
97
Many tapeworms develop from this metacestode (more than one answer may be right) * Cysticercus * Echinococcus * Strobilocercus * Coenurus
* Echinococcus * Coenurus
98
Which species can infect dogs by eating earthworms? (more than one answer may be right) * Toxocara canis * Spirocerca lupi * Toxacaris leonina * Capillaria plica
* Capillaria plica
99
which species can develop with intermediate host? (more than one answer may be right) * Oslerus osleri * Crenosoma vulpis * Angiostrongylus vasorum * Filaroides milksi
* Crenosoma vulpis * Angiostrongylus vasorum
100
During the necropsy of horses where you can find tapeworms? (more than one answer may be right) Stomach Liver small intestine caecum
small intestine caecum
101
Which species can infect cattle? (more than one answer may be right) * T. gulosa * Thelazia callipaeda * Thelazia lacrimalis * Thelazia rhodesi
* T. gulosa * Thelazia rhodesi
102
which species occur in the stomach? (more than one answer may be right) Amidostomum anseris Habronema muscae Trichostrongylus axei ollulanus tricuspis
Amidostomum anseris Habronema muscae Trichostrongylus axei ollulanus tricuspis
103
which species occur in the stomach? (more than one answer may be right) Amidostomum anseris Habronema muscae Trichostrongylus axei ollulanus tricuspis
Amidostomum anseris Habronema muscae Trichostrongylus axei ollulanus tricuspis
104
in serodiagnosis of heartworm infection which species can cause false positive reaction? (more than one answer may be right) - angiostrongylus vasorum - crenosoma lupis - toxocara canis - spirocerca lupi
- spirocerca lupi - angiostrongylus vasorum
105
Its life cycle is indirect (more than one answer may be right) Parafilaria bovis Angiostrongylus vasorum Protostrongylus rufescens Setaria equina
Parafilaria bovis Angiostrongylus vasorum Protostrongylus rufescens Setaria equina
106
which species can be infected with heartworm (more than one answer may be right) otter fox human lion
otter fox human lion
107
the adults of this parasite occur in the large intestine (more than one answer may be right) oesophagostomum trichuris oxyuris toxoxara
oesophagostomum trichuris oxyuris
108
which species do not have metacercariae? (more than one answer may be right) fasciola hepatica alaria alata schistomoa bovis dicrocoelium dendriticum
fasciola hepatica alaria alata dicrocoelium dendriticum
109
what is effective against juvenile Fasciola hepatica? * Fenbendazole * Levamizole * Albendazole * Triclabendazole
* Triclabendazole
110
which species needs two intermediate hosts for its life cycle? * Diphyllobothrium latum * Monezia expansa * Echinococcus granulosus * Anoplocephala perfoliate
* Diphyllobothrium latum
111
There is sexual dimorphism among Small liver flukes Common liver flukes Blood flukes Rumen flukes
Blood flukes
112
what is the resistance of cattle against fasciola hepatica? early low delayed big
delayed
113
what is the infective stage of Monezia spp. * Eggs containing L1 * L 2 * L3 * 6-hooked oncosphere
* L 2
114
Sterile hydatid cysts develop mainly in * Cattle * Sheep * Horse * Cat
* Cattle
115
The eggs of rumen flukes contain * Blastomeres * Zygote * Miracidium * Morula stage of larva
* Zygote
116
Which tapeworm species can cause autoinfection in human? * Taenia saginata * Diphyliobothrium latum * Taenia solium * Echinococcus granulosa
* Taenia solium
117
A dog that eats wild rabbits is most likely to become infected with * Dipylidium caninum * Taenia saginata * Echinococcus granulosa * Taenia pisiformis
* Taenia pisiformis
118
How can you diagnose acute paramphistomatidosis? * Necropsy * With serological method * FEC with flotation * FEC with sedimentation
* Necropsy
119
Which tapeworm can occur in the intestine of deer? Taenia krabbei Taenia cervi Taenia ovis none of them
none of them
120
Which species can infect cattle? (more than one answer may be right) onchocerca gutturosa thelazia gulosa Protostrongylus rufescens setaria equina
onchocerca gutturosa thelazia gulosa
121
eggs of E. granulosus are indistinguishable from this/these species (more than one answer may be right) taenia multiceps taenia ovis echinococcus multilocularis taenia multiceps
taenia multiceps taenia ovis echinococcus multilocularis taenia multiceps
122
The PE-2 of this species is toxocaroid type (more than one answer may be right) * Parascaris equorum * Ascaris suum * Toxocara canis * Toxocara vitulorum
* Toxocara vitulorum
123
Its infectious larva is not capsulated (more than one answer may be right) * Tichinella britovi * Tichinella spiralis * Tichinella pseudospiralis * Tichinella papuae
* Tichinella pseudospiralis * Tichinella papuae
124
Which species develop(s) in snails/slugs? (more than one answer may be right) * Capillaria plica * Crenosoma vulpis * Metastrongylus apri * Angiostrongylus vasorum
* Angiostrongylus vasorum
125
The life cycle of this/these species is/are indirect? (more than one answer may be right) T. gulosa Thelazia rhodesi Thelazia callipaeda Thelazia lacrimali
T. gulosa Thelazia rhodesi Thelazia callipaeda Thelazia lacrimali
126
what is the role of human in the life cycle of taenia sollium ( more answers may be right) final host paratenic host intermediate host second intermediate host
final host intermediate host
127
This species does not have extraintestinal migration. Amidostomum anseris Strongylus vulgaris Ascaris suum Ascaridia galli
Amidostomum anseris
128
The migrating larvae of this species can cause severe inflammation in the wall of the cranial mesenteric artery of horses. Strongylus edentates Strongylus minor Strongylus equinus Strongylus vulgaris
Strongylus vulgaris
129
The intermediate hosts of aelurostrongylus abstrusus are Mosquitoes Earthworms Beetle Slugs
slugs
130
What is the intermediate hosts of spirocerca lupi? Earthworm Flea Dung beetle Mosquito
Dung beetle
131
How the animal can be infected with Uncinaria L3 Prenatal Percutan Per os Galactogen
Per os
132
This species can infect large ruminants Oesophagostomum dentatum Oesophagostomum radiatum Oesophagostomum quadrispinulatum Oesophagostomum columbianum
Oesophagostomum radiatum
133
Paratenic host might be involved in the life cycle of ...... Metastrongylus Dictyocaulus Crenososma Capillaria
Capillaria
134
What is the effective drug against Dirofilaria immitis adults? * Praziquantel * Permethrin * Melarsomine * Selamectin
* Melarsomine
135
This active ingredient is licensed for dogs * Selamectin * Eprinomectin * Albamectin * Ivermectin
* Ivermectin
136
Which is the large mouthed bowel worm? * Oesophagostomum dentatum * Chabertia ovina * Bunostomum phlebotomum * Trichuris trichiura
* Chabertia ovina
137
Which species can cause damage in the bifurcation of bronchi in dogs? * Crenosoma vulpis * Oslerus osleri * Angiostrongylus vasorum * Filaroides milksi
* Oslerus osleri
138
For how long Trichinella larva can be infected in pigs? 5 years 3 years 11 years 1 year
11 years
139
what is the infective stage of ascaris suum? L2 in the eggs Zygote containing egg L3 in the egg L1 in the egg
L3 in the egg
140
The larvae of this worm species can cause the rupture of aorta * Dirofilaria immitis * Spirocerca lupi * Trichinella britovi * Habronema muscae
* Spirocerca lupi
141
Heterakis isolonche can occur in .. * Pheasant * Pigeon * Chicken * Duck
* Pheasant
142
Brood nodules are caused by ..... parasites * Oesophagostomum sp * Dictyocaulus sp * Neostrongylus sp * Metastrongylfvus sp
* Neostrongylus sp
143
This stage of the cat flea has negative photo and positive geotaxis * Adult * Adult and larva * Larva * Pupa
* Larva