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Parasitology Elective > Roundworms > Flashcards

Roundworms Flashcards

1
Q

Toxacara

A

canine ascarid

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2
Q

ascarids?

A

toxocara canis, cati, leonina

baylisascaris procyonis

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3
Q

infective stages

A

toxocara - L2 in egg
baylisascaris - L2
esophageal, stomach(both), thread, hook - L3
Whip - L2 in egg
Eye, giant kidney, Guiniworm, Heartworm - L3
Urinary Bladder - egg with L1

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4
Q

Intermediate hosts of nematodes

A 
Toxocara - 0
Baylisascaris - 0
esophageal - dung beetle
stomach worm - beetle/roach/grasshopper
stomach cats - 0
threadworm - 0
hook - 0
whip - 0
Eyeworm - Face fly 
Giant kidney - Annelid (on crayfish) 
Urinary Bladder - earthworm
Guiniworm - copepod
Heartworm - mosquito
Lungworms (only rat and feline - land snail/slug)
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5
Q

DH of nematodes

A

toxocara - dog (canis and leonina) cat (cati and leonina)
baylisascaris - dog
esophageal - dog
stomach worm - dog (rara) cat (praeputialis)
stomach cats -
threadworm - dog (stercoralis) cat (tumefaciens)
hook - dog (c, brazil, uncinaria) cat (tuba and brazil)
whip - dog (vulpis) cat (campanula, serrata)
eye- dog/cat
giant kidney - dog (rare cats)
Urinary Bladder - dog
Guiniworm - dog/cat
Heartworm - dog/cat

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6
Q

spirocera lupi

A

esophageal worm

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7
Q

esophageal worm

A

spirocera lupi

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8
Q

physaloptera preputialis, rara

A

stomach worm

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9
Q

stomach worm

A

physaloptera preputialis

physaloptera rara

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10
Q

stomach worm of cats

A

Ollularnus Tricuspis

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11
Q

Ollularnus Tricuspis

A

stomach worm of cats

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12
Q

Strongyloides stercoralis/tumefaciens

A

Threadworm

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13
Q

Threadworm

A

Strongyloides stercoralis/tumefaciens

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14
Q

How do the nematodes get out of the DH?

A 
toxocara - egg in feces
Baylisascaris - egg in feces
esophageal - eif
stomach worm - eif
stomach cats - L3 in vomit
threadworm - eif
hook -eif 
whip -eif
eye- face fly eats L1
giant kidney - egg in URINE
Urinary Bladder - egg in URINE
Guiniworm - blister releases L1 in water 
Heartworm - mosquito
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15
Q

hookworm DH, IH, infective stage

A

caninum - dog; tubaformae - cat; braziliense - both uncinaria - dog
eif (5 methods)
L3

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16
Q

uncinaria stenocephala

A

dog hookworm

17
Q

Whipworm

A

Trichuris vulpis, campanula, serrata

18
Q

Eyeworm

A

Thelazia californensis

19
Q

Thelazia californensis

20
Q

Dioctophyme Renale

A

Giant Kidney Worm

21
Q

Giant Kidney Worm

A

Dioctophyme Renale

22
Q

Urinary Bladder Worm

A

Pearsonema plica/feliscati

23
Q

Lung worm

A

Eucoleus Aerophilus/Boehmi
BUT ALSO
Filaroides hirthi/osteri (dog only)

24
Q

Pearsonema plica/feliscati

A

Urinary Bladder Worm

25
Q

Feline Lungworm

A

Aelurostrongylus abstrusus

26
Q

Aelurostrongylus abstrusus

A

Feline Lungworm

27
Q

Filaroides hirthi/osteri

A

lungworm (dog only, parynchyma/bifurcation)

28
Q

Rat lungworm

A

Angiostrongylus cantonensis

29
Q

Angiostrongylus cantonensis

A

Rat lungworm

30
Q

Guiniworm of Dogs

A

Dracunculus insignis

31
Q

Dracunculus insignis

A

Guiniworm of Dogs

32
Q

Dirofilaria immitis

A

Canine heartworm

33
Q

Compare the lungworms

A

Eucoleus a. resp tract / DC / F / egg L2
E. b. nasal cavity/sinus / D / /
Filaroides hirthi: Paren / D / f,sec,sal / L1
F. osteri: nodules bifurc / D / /
Aeluro (feline): Paren / C / F / L3
Angio (rat): rat heart / D / F / L3

34
Q

lungworm morphology

A

Filaroides - kink
aclurostronglus/Feline - kink and spine
angiostrongylus/ Rat - notched tail

35
Q

Eucoleus Aerophilus/Boehmi

Parasitology Elective (5 decks)

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