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(4) HELMINTH > Nematodes 1 (PPT) > Flashcards

Nematodes 1 (PPT) Flashcards

1
Q

Trichinella spiralis PS

A

SI

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2
Q

Roundworm of pig, rat, domestic & wild carnivores and man

A

Trichinella spiralis

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3
Q

Larva is of this roundworm is found in muscles

A

Trichinella spiralis

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4
Q

Same host serves both as definitive/final and intermediate host

A

Trichinella spiralis

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5
Q

World’s largest intracellular parasite

A

Trichinella spiralis

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6
Q

Diseases caused by Trichinella spiralis

A

Trichinellosis/Trichinosis

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7
Q

No free-living stage (larva and adult are parasitic)

A

Trichinella spiralis

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8
Q

Affected pig muscles caused by T. spiralis is called

A

Trichinous meat

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9
Q

Tool used in viewing Trichinae by digestion of affected muscle

A

trichinoscopes

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10
Q

Drug used in treating hosts affected by T. spiralis

A

Thiabendazole

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11
Q

How to Control T. spiralis

A

• prevent access to animal offals
• avoid eating raw or unthoroughly
cooked pork, other meat

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12
Q

Third most common roundworm of humans

A

Trichuris or Whipworms

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13
Q

nematode of cecum and colon one, of the “big 4” intestinal parasites of dogs

A

Trichuris or Whipworms

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14
Q

Whipworm of man

A

Trichuris trichiura

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15
Q

Whipworm of pig

A

Trichuris suis

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16
Q

Whipworm of dog

A

Trichuris vulpis

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17
Q

Whipworm of Mouse

A

Trichuris muris

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18
Q

Whipworm of goat

A

Trichuris ovis

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19
Q

Whipworm of cat

A

Trichuris campanula

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20
Q

Whipworm of cattle

A

Trichuris discolor/globulosa

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21
Q

Hairworms of dog bladder

A

Capillaria/Pearsonema plica

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22
Q

Hairworms of birds and man intestinal tract

A

Capillaria/Aonchotheca
philippinensis

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22
Q

Hairworms of

A
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22
Q

Hairworms of Rodents Liver

A

Capillaria/Calodium hepatica

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23
Q

Hairworms of Fox Airways

A

Capillaria/Eucoleus
aerophilus

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24
Q

PS of Capillaria/Pearsonema plica

A

Bladder

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25
Q

PS of Capillaria/Aonchotheca
philippinensis

A

Intestinal tract

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26
Q

PS of Capillaria/Calodium hepatica

A

Liver

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27
Q

PS of Capillaria/Eucoleus
aerophilus

A

Airways

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28
Q

PS of Capillaria caudinflata

A

Small intestine

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29
Q

PS of Capillaria annulata

A

crop

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30
Q

PS of Capillaria obsignata/
columbae

A

Small intestine

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31
Q

PS of Capillaria contorta

A

esophagus

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32
Q

Hairworms of birds Small intestine

A

Capillaria caudinflata
Capillaria obsignata/columbae

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33
Q

Hairworms of Birds crop

A

Capillaria annulata

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34
Q

Hairworms of Turkey esophagus

A

Capillaria contorta

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35
Q

Hairworms that has earthworm as their IH

A

Capillaria annulata
Capillaria obsignata/
columbae

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36
Q

Hairworms of ruminants abomasum

A

Capillaria bilobata

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37
Q

PS of Capillaria bilobata

A

abomasum

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38
Q

Egg is colorless, more barrel-shaped and polar plug do not project as far

A

Capillaria sp.

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39
Q
  • disease that has Low grade infections produce cough, wheezy respiration, weakness, and poor growth
  • bronchopneumonia may lead to death
A

Nasal/Bronchial capillariosis

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40
Q
  • disease that causes dysphagia due to inflammation and sloughing off of upper GIT
A

Upper digestive tract capillariosis

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41
Q
  • Autoinfection leads to hyperinfection (200,000 adults/L of bowel fluid)
  • Diarrhea due to catarrhal or hemorrhagic enteritis
  • severe malabsorption syndrome(protein-losing
    enteropathies
A

Intestinal capillariosis

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42
Q

First generation adult capillaria sp./whipworms females are larviparous

A
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43
Q

protein-losing enteropathies due to Intestinal capillariosis

A

severe malabsorption syndrome

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44
Q

disease first reported in Ilocos Norte 1960’s

A

Intestinal capillariosis

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45
Q

whipworms are carried by this species and cause intestinal capillariosis

A

Hypseleotris bipartita

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46
Q

this disease causes dysuria and cystitis

A

Urinary capillariosis

47
Q

this disease cause hepatitis, peritonitis, ascites (may be fatal)

A

Hepatic capillariosis

48
Q

treatment for capillariosis

A

no specific treatment but benzimidazole derivatives,
ivermectin, and levamisole could be used with relative
success

49
Q

nematodes of kidney (renal pelvis) of wild and domestic carnivores but pigs and man may be affected

A

Dioctophyma renale
“giant kidney worm”

50
Q

one of the largest species of nematodes

considered as the largest nematode of animals

A

Dioctophyma renale
“giant kidney worm”

51
Q

organ more frequently affected by Dioctophyma renale “giant kidney worm”

A

Right kidney

52
Q

nematode of SI of pig

A

Ascaris suis/suum

53
Q

nematode of SI of pig and may cross infect humans

A

Ascaris lumbricoides

54
Q

lipid layer of the eggshell of Ascaris suis/suum contains

A

ascarosides

55
Q

paratenic hosts of Ascaris suis/suum

A

beetle and earthworms

56
Q

Tracheal route of migration vs Somatic route of migration

A

The tracheal route of migration is when parasitic larvae migrate through the trachea, while the somatic route of migration is when larvae migrate to other tissues in the body

57
Q

“balling up” cause obstruction

A

Ascaris suis/suum

58
Q

Causes milk spot lesions

A

Ascaris suum/suis

59
Q

Causes coughing; “thumps”

A

Ascaris suum/suis

60
Q

3 Basic disease problems common in swine farms

A

Scouring
Pneumonia
Parasitism

61
Q

Disease caused by Ascaris lumbricoides

A

Human ascariasis

62
Q

eosinophilic pneumonitis

A

Loffler’s syndrome

63
Q

Nematode of SI of equine

A

Parascaris equorum

64
Q

Nematode of SI of equine

A

Parascaris equorum

65
Q

Nematode that has sub spherical shape egg

A

Parascaris equorum

66
Q

Nematode that has sub spherical shape egg

A

Parascaris equorum

67
Q

Nematode that has sub spherical shape egg

A

Parascaris equorum

68
Q

Nematode of SI of cattle and buffalo

A

Toxocara/Neoascaris vitulorum

69
Q

Nematode of SI of cattle and buffalo

A

Toxocara/Neoascaris vitulorum

70
Q

Affects SI of dogs

A

Toxocara canis

71
Q

PS of Ascaris suis/suum

72
Q

PF of Parascaris equorum

73
Q

Causes pot-belly

A

Toxocara canis

74
Q

Found in SI of cat

A

Toxocara cati

75
Q

Found in SI of dog and cat

A

Toxascaris leonina

76
Q

no migratory cycle takes place in this type of nematode

A

Toxascaris leonina

77
Q

Visceral Larva Migrans
Condition in man associated with some
nematode species

A

T. canis
T. cati
Toxascaris leonina
Bayliscaris procyonis
Strongyloides ransomi

78
Q

worms migrate aimlessly in the internal
organs of unnatural hosts causing chronic
granulomatous lesions

A

T. canis
T. cati
Toxascaris leonina
Bayliscaris procyonis
Strongyloides ransomi

79
Q

anal pruritus due to egg-laying females which result to
“rat-tailed” appearance

A

Oxyuris equi “horse pinworm”

80
Q

Found in the cecum, appendix, and perineal region of humans and other primates

A

Enterobius vermicularis “human
pinworm or seatworm”

81
Q

Found in the cecum, appendix, and perineal region of humans and other primates

A

Enterobius vermicularis “human
pinworm or seatworm”

82
Q

Nematode more common in temperate countries

A

Enterobius vermicularis “human
pinworm or seatworm”

83
Q

Nematode more common in temperate countries

A

Enterobius vermicularis “human pinworm or seatworm”

84
Q

PS of Probstmayria vivipara

85
Q

unusual perpetual parasite

A

Probstmayria vivipara

86
Q

viviparous female give birth to larvae almost as large as
the adult

A

Probstmayria vivipara

87
Q

infection of Probstmayria vivipara is by

A

ingestion of larva through coprophagy

88
Q

non-pathogenic nematode

A

Probstmayria vivipara

89
Q

found in the cecum of domestic and wild birds

A

Heterakis gallinae

90
Q

PS of Heterakis gallinae

91
Q

transmission of Heterakis gallinae

A

ingestion of L2 from the soil and earthworm

92
Q

may cause thickening of the cecal mucosa and petechial hemorrhage

A

Heterakis gallinae

93
Q

Heterakis gallinae transmits this protozoa

A

Histomonas meleagridis

94
Q

transmits Histomonas meleagridis

A

Heterakis gallinae

95
Q

Found in the cecum of pheasants

A

Heterakis isolonche

96
Q
  • Largest and most common nematode of chicken
A

Ascaridia galli

97
Q

Rhabditiform or filariform esophagus

A

Strongyloides spp

98
Q

non-parasitic generation may produce parasitic generation

A

Strongyloides spp

99
Q

 100% prevalence rate
 primarily affects neonatal pigs and the
growing stages

A

Strongyloides spp

100
Q

What makes control of Strongyloides spp.
difficult?

A
  • Non-parasitic generation readily persist and reproduce
    outside the host
  • parthenogenetic production of eggs
  • ability to infect per cutis, per os, via milk
  • short autoinfection & hyperinfection pd
  • migration in various organs
  • old animals serve as reservoir hosts
101
Q

Found in the cecum and colon of horses

A

Strongylus spp

102
Q

Ulcers because they are “plug feeders”

A

Strongylus spp

103
Q

causes
* Verminous arteritis
* Aneurysyms
* Organ infarction
* Thromboembolic colic

A

Strongylus vulgaris

104
Q

SMALL STRONGYLES
OF HORSE

A

Triodontophorus
Trichonema
Cyathostomum
Cylicocyclus

105
Q

disease caused by Cyathostomum

A

cyathostomiasis

106
Q

causes extensive “pimply gut” lesions interfere with absorption
and bowel movement

A

Oesophagostomum sp. “Nodular worm of pigs and ruminants”

107
Q

larval stage of Oesophagostomum sp. “Nodular worm of pigs and ruminants” that cause nodule formation upon reinfection

108
Q
  • Found in colon of small ruminants and occasionally cattle
A

CHABERTIA OVINA
“Large-mouthed bowel worm”

109
Q

Found in kidney and perirenal tissue; May migrate
erratically to other organs

A

Stephanurus dentatus “Kidney worm of pig”

110
Q

PS of Stephanurus dentatus “Kidney worm of pig”

A

kidney and perirenal tissue

111
Q

Control for Stephanurus dentatus “Kidney worm of pig”

A
  • Indoor housing
  • “gilts only” scheme
112
Q

Found in the trachea of non- aquatic birds

A

Syngamus trachea

113
Q

red when fresh

A

Syngamus trachea

114
Q

pinkish in color when fresh

A

Stephanurus dentatus “Kidney worm of pig”

115
Q

permanently “ in copula” forming a Y-shape

A

Stephanurus dentatus “Kidney worm of pig”

116
Q

Mammomonogamus laryngeus permanently “in copula” forming a what shape?

117
Q

permanently “ in copula” forming a Y-shape

A

Mammomonogamus laryngeus

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