Biology Questions and Answers
Worm Diseases
- What are worm infections?
Worm infections are human diseases
caused by platyhor nematodes (roundworms).elminthes (flatworms)
- What are the most
important worm infections?
The most important hinfections are schistosomiasiuman worms, taeniasis, (^)
cysticercosis,ancylostomiasi ascariasis (hookworm s and (^) infection).
Other important wby platyhelminthes arorm infections causee: fascioliasis, d
caused by Fasciolaattacks the liver and the bile ducts; hepatica, which (^)
hydatid disease, also known as
echinococcosis,parasite and transmitted by caused by a taefeces ofnia-like
dogs in contact with sheep, with a
clinicalOther important i picture similarnfections cause to cysticercosis.d by
roundworms are: strongyloidiasis, agent
Strongyloides stercoralis,opportunistic disease in AIDS; filariasis, a common (^)
also known as elephantiasis,
transmitted bgenus, caused by Wuchereria bancroftiy mosquitoes of the Culex
and other thread-like worms and
manifesteof lymphatic vessels that cause d by obstruction and fibrosisswelling (^)
(lymphedema) (pinworm infection), causeof limbs; end byterobiasis
Enterobius vermicularis, a worm that
parasitesperianal region; cutaneo the colon and the humanus larva
migrans, an ancylostomiasis of the skin
caused by Ancylostoma braziliensis.
- What is schistosomiasis?
Schistosomiasiscaused by schistosomes, is a worm i a species onfection (^) f
flatworms (disease is prplatyhelminthevalent in Latin Amees). Therica (^)
and in the Far East. The main species of
schistosome fSchistosoma mansoni.ound in Latin America is
- How do schistosomes
differentiate regarding sex
separation?
Schistosomes are species has separated dioecious, i.e., sexes, male andthe (^)
female individuals.
- What is the intermediate
host of Schistosoma mansoni?
Where does that host live?
The intermediate host of the
schistosome is a gsnail of the Planorbidae family anastropod mollusc, ad
Biomphalaria genus. The snail vector of
schistosomiasislagoons and creeks. lives in freshwater, as in
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