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Questions and Answers
Which organ does S. haematobium primarily affect in humans?
Which organ does S. haematobium primarily affect in humans?
- Female genital system
- Liver
- Urinary tract (correct)
- Intestine
What is a critical factor contributing to the spread of schistosomiasis in humans?
What is a critical factor contributing to the spread of schistosomiasis in humans?
- Dry climate
- Poverty (correct)
- Technology advancement
- Industrialization
What has led to regional increases in schistosomiasis in some areas?
What has led to regional increases in schistosomiasis in some areas?
- Reduced snail population
- Construction of irrigation canals and dams (correct)
- Forced migration due to armed conflict
- Improved sanitation systems
Where do schistosome adults primarily live attached during copulation?
Where do schistosome adults primarily live attached during copulation?
Which species of schistosome lives in the inferior mesenteric veins that drain the intestine?
Which species of schistosome lives in the inferior mesenteric veins that drain the intestine?
Which symptom of chronic schistosomiasis affects children?
Which symptom of chronic schistosomiasis affects children?
Which stage of the schistosome life cycle involves migration through various capillary beds?
Which stage of the schistosome life cycle involves migration through various capillary beds?
What is the mode of transmission for infection in the human host by schistosomes?
What is the mode of transmission for infection in the human host by schistosomes?
What is the term for the hypersensitive itchy skin reaction caused by penetrating cercariae?
What is the term for the hypersensitive itchy skin reaction caused by penetrating cercariae?
How do adult schistosomes evade significant pathological damage in the host?
How do adult schistosomes evade significant pathological damage in the host?
Where does egg deposition occur for S. mansoni to produce intestinal and hepatic fibrosis?
Where does egg deposition occur for S. mansoni to produce intestinal and hepatic fibrosis?
In individuals with large numbers of adult worms, where does heavy egg deposition predominantly occur?
In individuals with large numbers of adult worms, where does heavy egg deposition predominantly occur?
Why do clinical illnesses caused by schistosomiasis generally occur only in people with recurrent heavy worm burdens?
Why do clinical illnesses caused by schistosomiasis generally occur only in people with recurrent heavy worm burdens?
What phenomenon accounts for almost all of the pathology and clinical manifestations of schistosomiasis?
What phenomenon accounts for almost all of the pathology and clinical manifestations of schistosomiasis?
How does immunocompromised individuals with HIV compare to similar individuals without HIV in terms of egg shedding in stool exams?
How does immunocompromised individuals with HIV compare to similar individuals without HIV in terms of egg shedding in stool exams?
What are the soluble secretions from schistosome eggs called, which trigger host inflammatory responses?
What are the soluble secretions from schistosome eggs called, which trigger host inflammatory responses?
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