Quizlet 2 Flashcards
(20 cards)
Monoxenous is
with only 1 host
Direct life cycle is:
no IH or vectors. all preparasitic stages occure in environment inside the egg or after hatching
Embryogony in Cyclophyllidae is in
FH (embryonated when leave FH)
Who has hyatid cyst:
Echinococcus granulosus
What is the larval stage in cyclophylidae:
metacestode
L.C. of toxocara leonine: direct/indirect
direct
In Cyclophyllidae, which stage precedes the adult stage
metacestode larval form
Toxocara canis - Location and host
- Host: Dogs and foxes
- Paratenic Many animal
- Location Small intestine
Diphylidium canium location and host
- IH: Fleas (cetenocephalides canis) Lice (Tricodectes canis)
- FH: Small intestine of dog,cat and rarely man
Taenia ovis, location, host metacestode
- Host: Carnivore
- Host: sheep and goat – cysticercus ovis
- Loc: small intestine
Egg 4µm are
small (Generally small up to 60, medium 60-100, Large 100-200, XLarge 200+)
Species of large Strongylus in horse
- S.vulgares
- S.edentatus
- S.equinus
LC of Dictyocalus(lung worm) in cow
- Female worms are viviparous containing fully developed larva
- L1 migrate up trachea, are swallowed and pass in faeces
- Under optimal condition the L3 stage is reached within 5 days
- The leave the fecal pat to the herbage, either by own motility or through agency of fungus Pilobolus
- L4 travel via lymph and blood to the lung and enter the alveoli
- Final moult occurs in bronchioles a days late, young adults move to bronchi and mature
What eggs in flotation method in pig faeces
- Ascaris suum
- Oesophagostomum
- Tricuris
- Eimeria
Ascaris Suum occurs
small intestine of pig
What eggs can we find in sedimentation/flotation method of Ruminant feaces
- F. Hepatica - Sed
- D. Dendritcum - Sed
- Paramphistomum cervi - Sed
- Fam. Trichostronylidae - Trichostrongylus, Nematodirus, Cooperia - Sed
- Fam. Chabertiidae -Oesophagostomum
- Fam. Anoplocephalidae – Moniezia expansa, benedeni
- Cappilaridae – Capillaris bovis
- Trichuridae – Trichuris ovis
- Ascaria – Toxocara vitulorum
Eimeria
Head of Cestodes are called
scolex
Heteroxenous L.C means
more than 1 host
IH of F. Hepatica
Snails of genus Lymnea
The metacestode of Taenia saginata
Cysticercus bovis
