Superfamily Trichinelloiddea
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Questions and Answers

In the order Enoplida, of Superfamily Trichinelloidea, what are the three parasites within the family ?

Trichuris spp, Capillaria spp, and Trichenella spp

Tricky adults are kinky because they use whips with plugs on kid’s cecum. What parasite is it describing and point out they key characteristics

Trichuris spp; street name is whipworm, their eggs have bipolar plugs, and the predilection site is the cecum or colon

What are the hosts of Trichuris spp?

Various hosts

What is the morphological ID of an adult whip worm?

<p>They are shaped like a whip, their posterior is thick</p> Signup and view all the answers

Which of the following is FALSE about the characteristics of the Trichuris egg?

<p>Not an infective egg</p> Signup and view all the answers

What is the LC, infective stage and predilection site of Trichuris spp?

<p>Direct with infective egg, cecum or colon is predilection site</p> Signup and view all the answers

What is the PPP of Trichuris spp?

<p>6-12 weeks</p> Signup and view all the answers

What is the transmission route of Trichuris spp?

<p>Per os</p> Signup and view all the answers

What is the pathogenesis and CS of Trichuris spp infection?

<p>Pathogenesis is diphtheric inflammation (leather like character on cecum/colon) and CS are diarrhea</p> Signup and view all the answers

What are the hosts of Capillaria spp?

<p>Dogs, cats and birds</p> Signup and view all the answers

What are the three species of Capillaria spp presented in class?

<p>Capillaria obsignata, Eucoleus aerophilus, Pearsonema spp</p> Signup and view all the answers

Match the correct description of the Capillaria spp.

<p>Capillaria obsignata = Host: affects pigeons Eucoleus aerophilus = LC: Direct, in the airways of dogs, cats, and foxes Pearsonema spp = LC: indirect, earthworm is IH, bladder of dogs, cats, and foxes Freebie = Freebie</p> Signup and view all the answers

Capillaria spp eggs look like Trichuris spp but the plugs are less prominent.

<p>True</p> Signup and view all the answers

The pathogenesis of Capillaria spp is more pathogenic in what host?

<p>Birds</p> Signup and view all the answers

The pathogenesis of Capillaria spp doesn’t favor deep litter systems

<p>False</p> Signup and view all the answers

What are the clinical signs of Capillaria spp infection?

<p>Diarrhea</p> Signup and view all the answers

What are the hosts for Trichinella spp?

<p>Mammals, birds and reptiles</p> Signup and view all the answers

What is the predilection site for adults and larva?

<p>Adults are in the small intestine and L1 are in muscle</p> Signup and view all the answers

What are the clinical signs of a Trichenella spp?

<p>It’s asymptomatic in animals, but in humans, they can have indiscriminate GI issues, muscles soreness and flu-like symptoms</p> Signup and view all the answers

What is the diagnostic method used for pigs and humans, respectively?

<p>Pigs need a pooled sample digestion, squash prep. ELISA for humans</p> Signup and view all the answers

Which of the following components of Trichenella spp is False?

<p>Not reportable</p> Signup and view all the answers

Oxyuris equi is known as the ______

<p>Large pinworm</p> Signup and view all the answers

Who is the host for Oxyuris equi? Is it common in older or young animals?

<p>Equine, it commonly affects 18 months or younger</p> Signup and view all the answers

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