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Questions and Answers
How do humans become definitive hosts for parasites?
How do humans become definitive hosts for parasites?
- By ingesting ova and having larvae develop in the intestines (correct)
- By ingesting larvae from eating meat of intermediate hosts
- By inhaling ova that hatch into larvae in the lungs
- By the penetration of larvae into the skin
What is the role of intermediate hosts in the transmission of parasites to humans?
What is the role of intermediate hosts in the transmission of parasites to humans?
- To act as vectors for the transmission of parasites
- To develop adult worms in humans
- To allow larvae to develop in the intestines of humans
- To facilitate the ingestion of larvae by humans (correct)
Which method of transmission involves penetration of larvae into the skin of humans?
Which method of transmission involves penetration of larvae into the skin of humans?
- Hatching of larvae in the lungs
- Development of adult worms in intestines
- Ingestion of ova
- Excretion of eggs into faeces (correct)
In which scenario do humans not serve as definitive hosts for parasites?
In which scenario do humans not serve as definitive hosts for parasites?
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What is the significance of anthropods and intermediate hosts in the parasite lifecycle?
What is the significance of anthropods and intermediate hosts in the parasite lifecycle?
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