Roundworms Flashcards
Toxacara
canine ascarid
ascarids?
toxocara canis, cati, leonina
baylisascaris procyonis
infective stages
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
Intermediate hosts of nematodes
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)
DH of nematodes
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
spirocera lupi
esophageal worm
esophageal worm
spirocera lupi
physaloptera preputialis, rara
stomach worm
stomach worm
physaloptera preputialis
physaloptera rara
stomach worm of cats
Ollularnus Tricuspis
Ollularnus Tricuspis
stomach worm of cats
Strongyloides stercoralis/tumefaciens
Threadworm
Threadworm
Strongyloides stercoralis/tumefaciens
How do the nematodes get out of the DH?
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
hookworm DH, IH, infective stage
caninum - dog; tubaformae - cat; braziliense - both uncinaria - dog
eif (5 methods)
L3