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10 Questions

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Parasitic Worms Identification

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Questions and Answers

What is the primary function of the metacercaria stage in the life cycle of trematodes?

To undergo metamorphosis in the intermediate host

To produce eggs that are released into the environment

To infect the definitive host (correct)

To migrate to the liver of the host

Which of the following species is NOT a type of fluke?

Fasciola hepatica

Schistosoma spp.

Paragonimus westermani

Diphyllobothrium latum (correct)

What is the primary host for the species Clonorchis sinensis?

Snail

Human (correct)

Crab

Fish

Which of the following characteristics is NOT diagnostic for the species Echinococcus sp.?

Rhabditiform larvae Signup and view all the answers

Which of the following is a common intermediate host for trematodes?

Snail Signup and view all the answers

What is the primary role of the intermediate host in the life cycle of trematodes?

To facilitate the development of the cercaria stage Signup and view all the answers

Which of the following species is characterized by the presence of a cercaria stage in its life cycle?

Schistosoma spp. Signup and view all the answers

What is the distinct feature of the genus Diphyllobothrium?

It has a pseudophyllidean body shape Signup and view all the answers

Which of the following parasitic worms is NOT a type of nematode?

Fasciola hepatica Signup and view all the answers

What is the primary diagnostic feature of the species Paragonimus westermani?

Unique egg shape and size Signup and view all the answers