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AA Vet Roundworms > Trichinella, Trichuris, Capillaria > Flashcards

Trichinella, Trichuris, Capillaria Flashcards

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1
Q

What is the predilection site of T. spiralis?

A

Small intestine

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2
Q

What are the hosts of T. spiralis?

A

Pig, rat, domestic and wild carnivores, man

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3
Q

What is unique about the hosts of T. spiralis?

A

The final host is also the intermediate host but another host is required to complete the life cycle

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4
Q

What do you call the cells that nourish the muscle trichinella?

A

Nurse cells

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5
Q

What is the instrument for the diagnosis of T. spiralis?

A

Trichinoscopes

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6
Q

What are the drugs of choice for T. spiralis?

A

Thiabendazole

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7
Q

What is the predilection site of whipworms?

A

Cecum and colon

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8
Q

What is the significance of whipworms as intestinal parasites of canines?

A

One of the big 4 intestinal parasites

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9
Q

What is Trichuris in man?

A

Trichuris trichiura

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10
Q

What is the significance of Trichuris as roundworms of humans?

A

Third most common roundworm

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11
Q

What serves as anchorage in the anterior end of whipworms?

A

Spear-like projection

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12
Q

What is the egg morphology of Trichuris?

A

Lemon or barrel shaped

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13
Q

What are the hairworms of dogs’ bladder?

A

Pearsonema plica

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14
Q

What is the world’s largest intracellular parasite?

A

Trichinella spiralis

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15
Q

What are the hairworms of birds and man present in the intestinal tract?

A

Aonchotheca philippinensis

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16
Q

What are the hairworms of rodents’ liver?

A

Calodium hepatica

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17
Q

What is present in the airways of fox?

A

Eucoleus aerophilus

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18
Q

What are the hairworms of turkey affecting the esophagus?

A

Capillaria contorta

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19
Q

What is the difference between Capillaria caudinflata and Capillaria obsignata?

A

They both affect the small intestine of birds; however, Capillaria obsignata requires earthworms as intermediate hosts

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20
Q

Which Capillaria spp is present in the crops of birds?

A

Capillaria annulata

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21
Q

What hairworm is present in the abomasum of ruminants?

A

Capillaria bilobata

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22
Q

What is the difference between Capillaria eggs and whipworm eggs?

A

Capillaria eggs are colorless, more barrel-shaped, and polar plugs do not project as far

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23
Q

What species caused intestinal capillariosis in Ilocos Norte?

A

Hypseleotris bipartita

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24
Q

What affects the renal pelvis of wild and domestic carnivores?

A

Dioctophyma renale

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25
What is the significance of the giant kidney worm as a nematode?
Largest species of nematodes and considered the largest nematode of animals
26
What do you call the structures that distinguish trichuroidea species?
Capillary tube, stichosome esophagus
27
What type of female does Trichinella spiralis have?
Larviparous
28
In the stichosome esophagus, what are the single file columns of gland cells called?
Stichocytes
29
What are the four families under Trichuroidea or Trichinelloidea?
Trichinellidae, Trichuridae, Capillaridae, Trichosomoididae
30
How does infection of T. spiralis occur?
Predation, cannibalism, carrion feeding
31
What muscles are most heavily parasitized by Trichinella spiralis?
Diaphragm, abdominal, intercostal, laryngeal, lingual
32
What are the affected sites of whipworms?
Cecum and colon
33
What component of egg shells consists of protein and is very thick and sticky in ascarid?
Outer layer
34
What is Trichuris in cats?
Campanula
35
What are Trichuris in cattle?
T. discolor, T. globulosa
36
What is Trichuris in dogs and fox?
T. vulpis
37
What are the eggs of Trichuris species like?
Lemon or barrel shaped, with outer or inner shell and translucent polar prominences
38
What is the treatment for Trichuris infection in humans and dogs?
Menbendazole
39
What is the treatment of Trichuris infection in sheep?
Fenbendazole
40
What are Dichlorvos used for?
Treatment of Trichuris infection in dogs
41
What animals are treated with fenbendazole for Trichuris infection?
Dogs, swine, sheep
42
What are small adult bodies resembling Trichuris that lie partially in mucous membranes?
Capillaridae
43
What is the common name of Capillaria?
Hairworms
44
What are the four groupings of Hairworms?
Eucoleus, Aonchotheca, Pearsonema, Calodium
45
What are the affected sites of Eucoleus?
Airways
46
What are the affected organs of Calodium?
Liver
47
Which Capillaria species affect the bladder of dogs?
Pearsonema
48
What Capillaria species have spear-like projections at the anterior end for anchorage?
Aonchotheca
49
What Capillaria species affect the intestinal tract of birds, ruminants, and man?
Aonchotheca
50
What Capillaria species are present in the Philippines?
Capillaria plica, C. hepatica, C. philippinensis, some poultry hairworms
51
What Capillaria species affect the frontal sinus mucosa of fox?
Eucoleus or Capillaria bohmi
52
What Capillaria species affect the bronchi of fox and domestic carnivores?
Eucoleus aerophilus
53
What intestinal Capillaria is present in the small intestine of bears, hedgehogs, raccoons, swine?
Aonchotheca putorii
54
What causes intestinal capillariasis of birds?
Capillaria caudinflata or longicullis, Capillaria obsignata or columbae
55
What is the etiologic agent of capillariasis in crops?
Capillaria annulata
56
What causes capillariasis in the esophagus?
Capillaria contorta
57
What causes capillariasis in the abomasum of cattle?
Capillaria bilobata
58
What causes intestinal capillariasis in man?
Capillaria philippinensis
59
Which Capillaria species is present in the liver of rodents?
Calodium hepaticum or Capillaria hepatica
60
Which Capillaria species is found in the urinary bladder of cats?
Pearsonema feliscati
61
What are the Capillaria species whose anterior bodies are embedded in the mucous membrane of the urinary bladder of wild and domestic carnivores?
Pearsonima plica
62
Which Capillaria species utilize earthworms as paratenic hosts?
Pearsonema feliscati
63
What is the Trichosomoididae genus and species affecting the urinary bladder of black rats?
Trichosomoides crassicauda
64
What is known as the giant kidney worm?
Dioctophyma renale
65
3 superfamilies of Order Enoplida
Trichuroidea, Dioctophymatoidea, Mermithoidea
66
these whipworms have sheaths that bear an oblong swelling a short distance from its distal extremity and covered by minute spines
Trichuris ovis
67
Trichuris spp whose females are orange-yellow in color
Trichuris discolor
68
these whipworms have sheaths bearing terminal spherical expansions on which the spines are larger on remaining portion
Trichuris globulosa
69
whipworms found in the small intestine and cecum with sheaths bear small spines on the proximal portion
Trichuris vulpis
70
their esophageal part of the body is shorter than the posterior part but less or equal in thickness
Family Capillariidae
71
hairworms species with eggs containing L1 infective to the host
Capillaria obsignata, C. aerophila, C. hepatica
72
hairworms with life cycle which requires their eggs to be ingested first by earthworm to attain infectivity by DH
C. annulata, C. caudinflata, C. plica
73
these hairworms, a predatory host (intercalary host) or death of the DH is required for the eggs to be released
C. plica
74
hairworms may cause high mortality in fowls and pigeons
C. obsignata
75
found in the skin of rhesus monkeys
Anatrichosoma cutaneum
76
found burrowed in the glandular crypts of the mucosa epithelium of the proximal 3rd of the SI
Trichinella spp
77
Esophageal glands are multinucleate without caudal glands
Dioctophymatoidea
78
These species have tubular vagina and well developed reproductive system
Dioctophymatoidea
79
causative agents of hystrichosis of water birds
Hystrichis tricolor
80
81
Found in intestines of foxes, sable and cats in siberia with bell shaped bursa and their eggs have modified poles and sculptured surface
Soboliphyme baturini
82
Non parasitic but may be swallowed by animals to be mistaken as parasites
Superfamily Mermithoidea

AA Vet Roundworms (14 decks)

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