Schistosoma

 

Schistosoma:

1. Is Schistosoma dioecious or hermaphroditic?
   → Dioecious
   (Schistosoma has separate male and female worms that pair up to reproduce.)
2. Which transmission mode best describes how a human gets infected with Schistosoma?
   → Transdermal
   (The larvae burrow through the skin when a person is exposed to contaminated water.)
3. What form of Schistosoma is infectious for humans?
   → Larvae
   (Specifically, the cercariae released by snails.)
4. What is the intermediate host of Schistosoma?
   → Snail
   (The larvae develop inside the snail before being released into the water.)
5. What is the definitive host of Schistosoma?
   → Human
   (The adult flukes live, reproduce, and lay eggs in the human host.)