22 Questions
What is the morphology of female Schistosoma adults?
Long and thin
Which of the following is responsible for the pathology associated with Schistosoma infections?
Eggs
Which intermediate host is responsible for the transmission of Fasciolopsis buski?
Freshwater snail
What is the disease caused by Schistosoma haematobium?
Urinary schistosomiasis
Which of the following is NOT a reservoir for Schistosoma spp?
Bird
What is the diagnostic stage of Schistosoma spp?
Egg
What is the main function of suckers in Strongyloides adult worms?
Attachment to host tissue
How many eggs can a Strongyloides female produce per day?
200,000
What is the characteristic of the body of Nematodes?
Elongated, cylindrical, smooth, and unsegmented
What is the main difference between Intestinal Nematodes and Tissue Nematodes?
Location of adult worms in the body
How do Nematodes typically infect humans?
By eating uncooked meat with larvae in it
How are diseases caused by Intestinal Nematodes typically diagnosed?
By identifying characteristics of eggs in stool
What is the diagnostic stage of Fasciolopsiasis?
Eggs in stool
What is the characteristic feature of the anterior end of Fasciola hepatica?
A prominent cephalic cone
How is Fasciolopsis buski typically transmitted to humans?
By ingestion of metacercariae on aquatic plants
What is the common name of the disease caused by Paragonimus westermani?
Paragonimiasis
What is the first intermediate host of Fasciola spp?
Lymnea philippinensis (snail)
What is the characteristic feature of the egg of Fasciola gigantica?
It is larger but very similar to Fasciola hepatica
How do humans typically get infected with Paragonimus westermani?
By ingesting raw or insufficiently cooked crabs
What is the characteristic feature of the adult worm of Fasciolopsis buski?
It is covered with spines
What is the disease caused by Fasciola spp?
Fascioliasis
What is the characteristic feature of the intestinal caeca of Fasciolopsis buski?
They are unbranched and reach up to the posterior end
Test your knowledge on the life cycle of blood flukes, also known as schistosomiasis, from the development of miracidium to the infective stage in humans. Learn about the different stages and how it infects humans. This quiz is perfect for biology and health students.
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